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Eureka Math Grade 4 Module 1 Lesson 10 Answer Key
Engage ny eureka math 4th grade module 1 lesson 10 answer key, eureka math grade 4 module 1 lesson 10 sprint answer key.
Question 1. 21,000 ≈ Answer: 21,000 ≈ 20,000
Question 2. 31,000 ≈ Answer: 31,000 ≈ 30,000
Question 3. 41,000 ≈ Answer: 41,000 ≈ 40,000
Question 4. 541,000 ≈ Answer: 541,000 ≈ 540,000
Question 5. 49,000 ≈ Answer: 49,000 ≈ 50,000
Question 6. 59,000 ≈ Answer: 59,000 ≈ 60,000
Question 7. 69,000 ≈ Answer: 69,000 ≈ 70,000
Question 8. 369,000 ≈ Answer: 369,000 ≈ 370,000
Question 9. 62,000 ≈ Answer: 62,000 ≈ 60,000
Question 10. 712,000 ≈ Answer: 712,000 ≈ 710,000
Question 11. 28,000 ≈ Answer: 28,000 ≈ 30,000
Question 12. 37,000 ≈ Answer: 37,000 ≈ 40,000
Question 13. 137,000 ≈ Answer: 137,000 ≈ 140,000
Question 14. 44,000 ≈ Answer: 44,000 ≈ 40,000
Question 15. 56,000 ≈ Answer: 56,000 ≈ 60,000
Question 16. 456,000 ≈ Answer: 456,000 ≈ 460,000
Question 17. 15,000 ≈ Answer: 15,000 ≈ 20,000
Question 18. 25,000 ≈ Answer: 25,000 ≈ 30,000
Question 19. 35,000 ≈ Answer: 35,000 ≈ 40,000
Question 20. 235,000 ≈ Answer: 235,000 ≈ 240,000
Question 21. 75,000 ≈ Answer: 75,000 ≈ 80,000
Question 22. 175,000 ≈ Answer: 175,000 ≈ 180,000
Question 23. 185,000 ≈ Answer: 185,000 ≈ 190,000
Question 24. 85,000 ≈ Answer: 85,000 ≈ 90,000
Question 25. 95,000 ≈ Answer: 95,000 ≈ 100,000
Question 26. 97,000 ≈ Answer: 97,000 ≈ 100,000
Question 27. 98,000 ≈ Answer: 98,000 ≈ 100,000
Question 28. 198,000 ≈ Answer: 198,000 ≈ 200,000
Question 29. 798,000 ≈ Answer: 798,000 ≈ 800,000
Question 30. 31,200 ≈ Answer: 31,200 ≈ 30,000
Question 31. 49,300 ≈ Answer: 49,300 ≈ 50,000
Question 32. 649,300 ≈ Answer: 649,300 ≈ 650,000
Question 33. 64,520 ≈ Answer: 64,520 ≈ 60,000
Question 34. 164,520 ≈ Answer: 164,520 ≈ 160,000
Question 35. 17,742 ≈ Answer: 17,742 ≈ 20,000
Question 36. 917,742 ≈ Answer: 917,742 ≈ 920,000
Question 37. 38,396 ≈ Answer: 38,396 ≈ 40,000
Question 38. 64,501 ≈ Answer: 64,501 ≈ 60,000
Question 39. 703,280 ≈ Answer: 703,280 ≈ 700,000
Question 40. 239,500 ≈ Answer: 239,500 ≈ 240,000
Question 41. 708,170 ≈ Answer: 708,170 ≈ 710,000
Question 42. 188,631 ≈ Answer: 188,631 ≈ 190,000
Question 43. 777,499 ≈ Answer: 777,499 ≈ 780,000
Question 44. 444,919 ≈ Answer: 444,919 ≈ 440,000
Question 1. 11,000 ≈ Answer: 11,000 ≈ 10,000
Question 2. 21,000 ≈ Answer: 21,000 ≈ 20,000
Question 3. 31,000 ≈ Answer: 31,000 ≈ 30,000
Question 4. 531,000 ≈ Answer: 531,000 ≈ 530,000
Question 5. 39,000 ≈ Answer: 39,000 ≈ 40,000
Question 6. 49,000 ≈ Answer: 49,000 ≈ 50,000
Question 7. 59,000 ≈ Answer: 59,000 ≈ 60,000
Question 8. 359,000 ≈ Answer: 359,000 ≈ 360,000
Question 9. 52,000 ≈ Answer: 52,000 ≈ 50,000
Question 10. 612,000 ≈ Answer: 612,000 ≈ 610,000
Question 11. 18,000 ≈ Answer: 18,000 ≈ 20,000
Question 12. 27,000 ≈ Answer: 27,000 ≈ 30,000
Question 13. 127,000 ≈ Answer: 127,000 ≈ 130,000
Question 14. 34,000 ≈ Answer: 34,000 ≈ 30,000
Question 15. 46,000 ≈ Answer: 46,000 ≈ 50,000
Question 16. 346,000 ≈ Answer: 346,000 ≈ 350,000
Question 17. 25,000 ≈ Answer: 25,000 ≈ 30,000
Question 18. 35,000 ≈ Answer: 35,000 ≈ 40,000
Question 19. 45,000 ≈ Answer: 45,000 ≈ 50,000
Question 20. 245,000 ≈ Answer: 245,000 ≈ 250,000
Question 21. 65,000 ≈ Answer: 65,000 ≈ 70,000
Question 22. 165,000 ≈ Answer: 165,000 ≈ 170,000
Question 24. 85,000 ≈ Answer: 85,000 ≈ 90,000
Question 26. 96,000 ≈ Answer: 96,000 ≈ 100,000
Question 27. 99,000 ≈ Answer: 99,000 ≈ 100,000
Question 28. 199,000 ≈ Answer: 199,000 ≈ 200,000
Question 29. 799,000 ≈ Answer: 799,000 ≈ 800,000
Question 30. 21,200 ≈ Answer: 21,200 ≈ 20,000
Question 31. 39,300 ≈ Answer: 39,300 ≈ 40,000
Question 32. 639,300 ≈ Answer: 639,300 ≈ 640,000
Question 33. 54,520 ≈ Answer: 54,520 ≈ 50,000
Question 34. 154,520 ≈ Answer: 154,520 ≈ 150,000
Question 35. 27,742 ≈ Answer: 27,742 ≈ 30,000
Question 36. 927,742 ≈ Answer: 927,742 ≈ 930,000
Question 37. 28,396 ≈ Answer: 28,396 ≈ 30,000
Question 38. 54,501 ≈ Answer: 54,501 ≈ 50,000
Question 39. 603,280 ≈ Answer: 603,280 ≈ 600,000
Question 40. 139,500 ≈ Answer: 139,500 ≈ 140,000
Question 41. 608,170 ≈ Answer: 608,170 ≈ 610,000
Question 42. 177,631 ≈ Answer: 177,631 ≈ 180,000
Question 43. 888,499 ≈ Answer: 888,499 ≈ 890,000
Question 44. 444,909 ≈ Answer: 444,909 ≈ 440,000
Eureka Math Grade 4 Module 1 Lesson 10 Problem Set Answer Key
Question 4. Opening day at the New York State Fair in 2012 had an attendance of 46,753. Decide which place value to round 46,753 to if you were writing a newspaper article. Round the number and explain why it is an appropriate unit to round the attendance to. Answer: Opening day at the New York State Fair in 2012 had an attendance of 46,753 if i were writing a newspaper article i would round the number to the highest place value of the given number 46,753 The highest place value of 46,753 is ten thousand. So, I would round it to 50,000 and write it in the newspaper article.
Eureka Math Grade 4 Module 1 Lesson 10 Exit Ticket Answer Key
Question 2. A company developed a student survey so that students could share their thoughts about school. In 2011, 78,234 students across the United States were administered the survey. In 2012, the company planned to administer the survey to 10 times as many students as were surveyed in 2011. About how many surveys should the company have printed in 2012? Explain how you found your answer. Answer: Number of students across the United States who administered the survey in 2011 are = 78,234 78,234 i s rounded to nearest ten thousand 80,000 In 2012 The company planned to administer the survey to 10 times as many students as were surveyed in 2011 10 × 80,000 = 800,000.
Eureka Math Grade 4 Module 1 Lesson 10 Homework Answer Key
c. In 2010, 28,357 of the finishers were men, and 14,072 of the finishers were women. About how many more men finished the race than women? To determine your answer, did you round to the nearest ten thousand or thousand? Explain. Answer: Number of men who finished the race in 2010 = 28,357 Number of women who finished the race in 2010 = 14,072 28,357 ~ 30,000 14,072 ~ 10,000 30,000 – 10,000 = 20,000 more men finished the race than women. Rounded the number to the nearest ten thousands. I used this place because i could use mental math.
Eureka Math Grade 4 Module 1 Answer Key
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( 3 , 2 ) ( 3 , 2 )
( 2 , 3 ) ( 2 , 3 )
( 3 , 4 ) ( 3 , 4 )
( 5 , −4 ) ( 5 , −4 )
no solution
infinitely many solutions
ⓐ no solution, inconsistent, independent ⓑ one solution, consistent, independent
( 6 , 1 ) ( 6 , 1 )
( −3 , 5 ) ( −3 , 5 )
( 2 , 3 2 ) ( 2 , 3 2 )
( − 1 2 , −2 ) ( − 1 2 , −2 )
( 2 , −1 ) ( 2 , −1 )
( −2 , 3 ) ( −2 , 3 )
( 1 , 3 ) ( 1 , 3 )
( 4 , −3 ) ( 4 , −3 )
( 6 , 2 ) ( 6 , 2 )
( 1 , −2 ) ( 1 , −2 )
ⓐ Since both equations are in standard form, using elimination will be most convenient. ⓑ Since one equation is already solved for x , using substitution will be most convenient.
ⓐ Since one equation is already solved for y , using substitution will be most convenient. ⓑ Since both equations are in standard form, using elimination will be most convenient.
160 policies
Mark burned 11 calories for each minute of yoga and 7 calories for each minute of jumping jacks.
Erin burned 11 calories for each minute on the rowing machine and 5 calories for each minute of weight lifting.
The angle measures are 55 and 35.
The angle measures are 5 and 85.
The angle measures are 42 and 138.
The angle measures are 66 and 114.
The length is 60 feet and the width is 35 feet.
The length is 60 feet and the width is 38 feet.
It will take Clark 4 hours to catch Mitchell.
It will take Sally 1 1 2 1 1 2 hours to catch up to Charlie.
The rate of the boat is 11 mph and the rate of the current is 1 mph.
The speed of the canoe is 7 mph and the speed of the current is 1 mph.
The speed of the jet is 235 mph and the speed of the wind is 30 mph.
The speed of the jet is 408 mph and the speed of the wind is 24 mph.
206 adults, 347 children
42 adults, 105 children
13 dimes and 29 quarters
19 quarters and 51 nickels
3 pounds peanuts and 2 pounds cashews
10 pounds of beans, 10 pounds of ground beef
120 ml of 25% solution and 30 ml of 50% solution
125 ml of 10% solution and 125 ml of 40% solution
$42,000 in the stock fund and $8000 in the savings account
$1750 at 11% and $5250 at 13%
Bank $4,000; Federal $14,000
$41,200 at 4.5%, $24,000 at 7.2%
ⓐ C ( x ) = 15 x + 25 , 500 C ( x ) = 15 x + 25 , 500
ⓑ R ( x ) = 32 x R ( x ) = 32 x
ⓓ 1,500 1,500 ; when 1,500 benches are sold, the cost and revenue will be both 48,000
ⓐ C ( x ) = 120 x + 150,000 C ( x ) = 120 x + 150,000
ⓑ R ( x ) = 170 x R ( x ) = 170 x
ⓓ 3,000 3,000 ; when 3,000 benches are sold, the revenue and costs are both $510,000
( 2 , −1 , 3 ) ( 2 , −1 , 3 )
( −2 , 3 , 4 ) ( −2 , 3 , 4 )
( −3 , 4 , −2 ) ( −3 , 4 , −2 )
( −2 , 3 , −1 ) ( −2 , 3 , −1 )
infinitely many solutions ( x , 3 , z ) ( x , 3 , z ) where x = z − 3 ; y = 3 ; z x = z − 3 ; y = 3 ; z is any real number
infinitely many solutions ( x , y , z ) ( x , y , z ) where x = 5 z − 2 ; y = 4 z − 3 ; z x = 5 z − 2 ; y = 4 z − 3 ; z is any real number
The fine arts department sold 75 adult tickets, 200 student tickets, and 75 child tickets.
The soccer team sold 200 adult tickets, 300 student tickets, and 100 child tickets.
ⓐ [ 3 8 −3 2 5 −3 ] [ 3 8 −3 2 5 −3 ] ⓑ [ 2 −5 3 8 3 −1 4 7 1 3 2 −3 ] [ 2 −5 3 8 3 −1 4 7 1 3 2 −3 ]
ⓐ [ 11 9 −5 7 5 −1 ] [ 11 9 −5 7 5 −1 ] ⓑ [ 5 −3 2 −5 2 −1 −1 4 3 −2 2 −7 ] [ 5 −3 2 −5 2 −1 −1 4 3 −2 2 −7 ]
{ x − y + 2 z = 3 2 x + y − 2 z = 1 4 x − y + 2 z = 0 { x − y + 2 z = 3 2 x + y − 2 z = 1 4 x − y + 2 z = 0
{ x + y + z = 4 2 x + 3 y − z = 8 x + y − z = 3 { x + y + z = 4 2 x + 3 y − z = 8 x + y − z = 3
ⓐ [ −2 3 0 −2 4 −1 −4 4 5 −2 −2 −2 ] [ −2 3 0 −2 4 −1 −4 4 5 −2 −2 −2 ] ⓑ [ −2 3 0 −2 4 −1 −4 4 15 −6 −6 −6 ] [ −2 3 0 −2 4 −1 −4 4 15 −6 −6 −6 ] ⓒ [ −2 3 0 −2 3 4 −13 −16 −8 15 −6 −6 −6 ] [ −2 3 0 −2 3 4 −13 −16 −8 15 −6 −6 −6 ]
ⓐ [ 4 1 −3 2 2 −3 −2 −4 5 0 4 −1 ] [ 4 1 −3 2 2 −3 −2 −4 5 0 4 −1 ] ⓑ [ 8 2 −6 4 2 −3 −2 −4 5 0 4 −1 ] [ 8 2 −6 4 2 −3 −2 −4 5 0 4 −1 ] ⓒ [ 14 −7 −12 −8 2 −3 −2 −4 5 0 4 −1 ] [ 14 −7 −12 −8 2 −3 −2 −4 5 0 4 −1 ]
[ 1 −1 2 0 −3 −4 ] [ 1 −1 2 0 −3 −4 ]
[ 1 −1 3 0 −5 8 ] [ 1 −1 3 0 −5 8 ]
The solution is ( 4 , −1 ) . ( 4 , −1 ) .
The solution is ( −2 , 0 ) . ( −2 , 0 ) .
( 6 , −1 , −3 ) ( 6 , −1 , −3 )
( 5 , 7 , 4 ) ( 5 , 7 , 4 )
infinitely many solutions ( x , y , z ) , ( x , y , z ) , where x = z − 3 ; y = 3 ; z x = z − 3 ; y = 3 ; z is any real number.
infinitely many solutions ( x , y , z ) , ( x , y , z ) , where x = 5 z − 2 ; y = 4 z − 3 ; z x = 5 z − 2 ; y = 4 z − 3 ; z is any real number.
ⓐ −14 ; −14 ; ⓑ −28 −28
ⓐ 2 ⓑ −15 −15
ⓐ 3 ⓑ 11 ⓒ 2
ⓐ −3 −3 ⓑ 2 ⓒ 3
( − 15 7 , 24 7 ) ( − 15 7 , 24 7 )
( −2 , 0 ) ( −2 , 0 )
( −9 , 3 , −1 ) ( −9 , 3 , −1 )
( −6 , 3 , −2 ) ( −6 , 3 , −2 )
infinite solutions
The solution is the grey region.
No solution.
ⓐ { 30 m + 20 p ≤ 160 2 m + 3 p ≤ 15 { 30 m + 20 p ≤ 160 2 m + 3 p ≤ 15 ⓑ
ⓐ { a ≥ p + 5 a + 2 p ≤ 400 { a ≥ p + 5 a + 2 p ≤ 400 ⓑ
ⓐ { 0.75 d + 2 e ≤ 25 360 d + 110 e ≥ 1000 { 0.75 d + 2 e ≤ 25 360 d + 110 e ≥ 1000 ⓑ
ⓐ { 140 p + 125 j ≥ 1000 1.80 p + 1.25 j ≤ 12 { 140 p + 125 j ≥ 1000 1.80 p + 1.25 j ≤ 12 ⓑ
Section 4.1 Exercises
( 0 , 2 ) ( 0 , 2 )
( 2 , 4 ) ( 2 , 4 )
( −2 , 2 ) ( −2 , 2 )
( 3 , 3 ) ( 3 , 3 )
( 6 , −4 ) ( 6 , −4 )
No solutions, inconsistent, independent
1 point, consistent and independent
infinite solutions, consistent, dependent
( 1 , −4 ) ( 1 , −4 )
( −3 , 2 ) ( −3 , 2 )
( −1 / 2 , 5 / 2 ) ( −1 / 2 , 5 / 2 )
( −5 , 4 ) ( −5 , 4 )
( 0 , 10 ) ( 0 , 10 )
( 4 , −2 ) ( 4 , −2 )
( 4 , 0 ) ( 4 , 0 )
( 4 , 5 ) ( 4 , 5 )
( 7 , 12 ) ( 7 , 12 )
( −3 , −5 ) ( −3 , −5 )
( 2 , −3 ) ( 2 , −3 )
( −11 , 2 ) ( −11 , 2 )
( 6 / −9 , 24 / 7 ) ( 6 / −9 , 24 / 7 )
infinitely many
ⓐ substitution ⓑ elimination
ⓐ elimination ⓑ substituion
Answers will vary.
Section 4.2 Exercises
−7 −7 and −19 −19
22 and −67 −67
Eighty cable packages would need to be sold to make the total pay the same.
Mitchell would need to sell 120 stoves for the companies to be equal.
8 and 40 gallons
1000 calories playing basketball and 400 calories canoeing
Oranges cost $2 per pound and bananas cost $1 per pound
Package of paper $4, stapler $7
Hot dog 150 calories, cup of cottage cheese 220 calories
Owen will need 80 quarts of water and 20 quarts of concentrate to make 100 quarts of lemonade.
53.5 53.5 degrees and 36.5 36.5 degrees
16 degrees and 74 degrees
134 degrees and 46 degrees
37 degrees and 143 degrees
16 ° 16 ° and 74 ° 74 °
45 ° 45 ° and 45 ° 45 °
Width is 41 feet and length is 118 feet.
Width is 10 feet and length is 40 feet.
1.5 1.5 hour
Boat rate is 16 mph and current rate is 4 mph.
Boat rate is 18 mph and current rate is 2 mph.
Jet rate is 265 mph and wind speed is 22 mph.
Jet rate is 415 mph and wind speed is 25 mph.
Section 4.3 Exercises
110 adult tickets, 190 child tickets
6 good seats, 10 cheap seats
92 adult tickets, 220 children tickets
13 nickels, 3 dimes
42 dimes, 8 quarters
17 $10 bills, 37 $20 bills
80 pounds nuts and 40 pounds raisins
9 pounds of Chicory coffee, 3 pounds of Jamaican Blue Mountain coffee
10 bags of M&M’s, 15 bags of Reese’s Pieces
7.5 7.5 liters of each solution
80 liters of the 25% solution and 40 liters of the 10% solution
240 liters of the 90% solution and 120 liters of the 75% solution
$1600 at 8%, 960 at 6%
$28,000 at 9%, $36,000 at 5.5 % 5.5 %
$8500 CD, $1500 savings account
$55,000 on loan at 6% and $30,000 on loan at 4.5 % 4.5 %
ⓐ C ( x ) = 5 x + 6500 C ( x ) = 5 x + 6500
ⓑ R ( x ) = 10 x R ( x ) = 10 x
ⓓ 1,500; when 1,500 water bottles are sold, the cost and the revenue equal $15,000
Section 4.4 Exercises
( 4 , 5 , 2 ) ( 4 , 5 , 2 )
( 7 , 12 , −2 ) ( 7 , 12 , −2 )
( −3 , −5 , 4 ) ( −3 , −5 , 4 )
( 2 , −3 , −2 ) ( 2 , −3 , −2 )
( 6 , −9 , −3 ) ( 6 , −9 , −3 )
( 3 , −4 , −2 ) ( 3 , −4 , −2 )
( −3 , 2 , 3 ) ( −3 , 2 , 3 )
( −2 , 0 , −3 ) ( −2 , 0 , −3 )
x = 203 16 ; y = –25 16 ; z = –231 16 ; x = 203 16 ; y = –25 16 ; z = –231 16 ;
( x , y , z ) ( x , y , z ) where x = 5 z + 2 ; y = −3 z + 1 ; z x = 5 z + 2 ; y = −3 z + 1 ; z is any real number
( x , y , z ) ( x , y , z ) where x = 5 z − 2 ; y = 4 z − 3 ; z x = 5 z − 2 ; y = 4 z − 3 ; z is any real number
$20, $5, $10
Section 4.5 Exercises
ⓐ [ 2 4 −5 3 −2 2 ] [ 2 4 −5 3 −2 2 ] ⓑ [ 3 −2 −1 −2 −2 1 0 5 5 4 1 −1 ] [ 3 −2 −1 −2 −2 1 0 5 5 4 1 −1 ]
ⓐ [ 2 −5 −3 4 −3 −1 ] [ 2 −5 −3 4 −3 −1 ] ⓑ [ 4 3 −2 −3 −2 1 −3 4 −1 −4 5 −2 ] [ 4 3 −2 −3 −2 1 −3 4 −1 −4 5 −2 ]
{ 2 x − 4 y = −2 3 x − 3 y = −1 { 2 x − 4 y = −2 3 x − 3 y = −1
{ 2 x − 2 y = −1 2 y − z = 2 3 x − z = −2 { 2 x − 2 y = −1 2 y − z = 2 3 x − z = −2
ⓐ [ 3 2 1 4 −6 −3 ] [ 3 2 1 4 −6 −3 ] ⓑ [ 12 8 4 4 −6 −3 ] [ 12 8 4 4 −6 −3 ] ⓒ [ 12 8 4 24 −10 −5 ] [ 12 8 4 24 −10 −5 ]
ⓐ [ 2 1 −4 5 6 −5 2 3 3 −3 1 −1 ] [ 2 1 −4 5 6 −5 2 3 3 −3 1 −1 ] ⓑ [ 2 1 −4 5 6 −5 2 3 3 −3 1 −1 ] [ 2 1 −4 5 6 −5 2 3 3 −3 1 −1 ] ⓒ [ 2 1 −4 5 6 −5 2 3 −4 7 −6 7 ] [ 2 1 −4 5 6 −5 2 3 −4 7 −6 7 ]
[ 1 −2 3 −4 0 5 −11 17 0 1 −10 7 ] [ 1 −2 3 −4 0 5 −11 17 0 1 −10 7 ]
( 1 , −1 ) ( 1 , −1 )
( −2 , 5 , 2 ) ( −2 , 5 , 2 )
infinitely many solutions ( x , y , z ) ( x , y , z ) where x = 1 2 z + 4 ; y = 1 2 z − 6 ; z x = 1 2 z + 4 ; y = 1 2 z − 6 ; z is any real number
infinitely many solutions ( x , y , z ) ( x , y , z ) where x = 5 z + 2 ; y = −3 z + 1 ; z x = 5 z + 2 ; y = −3 z + 1 ; z is any real number
Section 4.6 Exercises
ⓐ 6 ⓑ −14 −14 ⓒ −6 −6
ⓐ 9 ⓑ −3 −3 ⓒ 8
( 7 , 6 ) ( 7 , 6 )
( −9 , 3 ) ( −9 , 3 )
inconsistent
Section 4.7 Exercises
ⓐ false ⓑ true
ⓐ { f ≥ 0 p ≥ 0 f + p ≤ 20 2 f + 5 p ≤ 50 { f ≥ 0 p ≥ 0 f + p ≤ 20 2 f + 5 p ≤ 50 ⓑ
ⓐ { c ≥ 0 a ≥ 0 c + a ≤ 24 a ≥ 3 c { c ≥ 0 a ≥ 0 c + a ≤ 24 a ≥ 3 c ⓑ
ⓐ { w ≥ 0 b ≥ 0 27 w + 16 b > 80 3.20 w + 1.75 b ≤ 10 { w ≥ 0 b ≥ 0 27 w + 16 b > 80 3.20 w + 1.75 b ≤ 10 ⓑ
ⓐ { w ≥ 0 r ≥ 0 w + r ≥ 4 270 w + 650 r ≥ 1500 { w ≥ 0 r ≥ 0 w + r ≥ 4 270 w + 650 r ≥ 1500 ⓑ
Review Exercises
( 3 , −1 ) ( 3 , −1 )
one solution, consistent system, independent equations
( 3 , 1 ) ( 3 , 1 )
( 4 , −1 ) ( 4 , −1 )
elimination
50 irises and 150 tulips
10 calories jogging and 10 calories cycling
35 ° 35 ° and 55 ° 55 °
the length is 450 feet, the width is 264 feet
1 2 1 2 an hour
the rate of the jet is 395 mph, the rate of the wind is 7 mph
41 dimes and 11 pennies
46 2 3 46 2 3 liters of 30% solution, 23 1 3 23 1 3 liters of 60% solution
$29,000 for the federal loan, $14,000 for the private loan
( −3 , 2 , −4 ) ( −3 , 2 , −4 )
[ 4 3 0 −2 1 −2 −3 7 2 −1 2 −6 ] [ 4 3 0 −2 1 −2 −3 7 2 −1 2 −6 ]
{ x − 3 z = −1 x − 2 y = −27 − y + 2 z = 3 { x − 3 z = −1 x − 2 y = −27 − y + 2 z = 3
ⓐ [ 1 −3 −2 4 4 −2 −3 −1 2 2 −1 −3 ] [ 1 −3 −2 4 4 −2 −3 −1 2 2 −1 −3 ] ⓑ [ 2 −6 −4 8 4 −2 −3 −1 2 2 −1 −3 ] [ 2 −6 −4 8 4 −2 −3 −1 2 2 −1 −3 ] ⓒ [ 2 −6 −4 8 4 −2 −3 −1 0 −6 −1 5 ] [ 2 −6 −4 8 4 −2 −3 −1 0 −6 −1 5 ]
( −2 , 5 , −2 ) ( −2 , 5 , −2 )
ⓐ { b ≥ 0 n ≥ 0 b + n ≤ 40 12 b + 18 n ≥ 500 { b ≥ 0 n ≥ 0 b + n ≤ 40 12 b + 18 n ≥ 500 ⓑ
Practice Test
( 2 , 1 ) ( 2 , 1 )
( 2 , −2 , 1 ) ( 2 , −2 , 1 )
15 liters of 1% solution, 5 liters of 5% solution
The candy cost $20; the cookies cost $5; and the popcorn cost $10.
ⓐ { C ≥ 0 L ≥ 0 C + 0.5 L ≤ 50 L ≥ 3 C { C ≥ 0 L ≥ 0 C + 0.5 L ≤ 50 L ≥ 3 C ⓑ
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Home > CC2 > Chapter Ch4 > Lesson 4.1.1
Lesson 4.1.1, lesson 4.1.2, lesson 4.2.1, lesson 4.2.2, lesson 4.2.3, lesson 4.2.4, lesson 4.3.1, lesson 4.3.2, lesson 4.3.3.
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Texas Go Math Grade 1 Lesson 4.1 Answer Key Use Pictures to Add To
Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 4.1 Answer Key Use Pictures to Add To.
Essential Question How con you use pictures to show adding to, or joining? Explanation: By counting the pictures we can add the pictures.
Explore Draw to show adding to, or joining Write how many there are.
3 + 3 = 6 lady bugs
For The Teacher
- Read the following problem. Have children draw a picture to show the problem. There are 3 ladybugs on a leaf. 2 more ladybugs join them. How many ladybugs are there?
Math Talk Mathematical Processes How does your drawing show the problem? Explain.
Model and Draw
Share and Show
Write how many.
Problem Solving
Write or draw to solve.
Daily Assessment Task
Choose the correct answer.
Question 9. Representations There are 4 ducks in the pond. 2 more ducks join them. How many ducks are ¡n the pond now? (A) 2 (B) 6 (C) 4 Answer: B Explanation: 4 + 2 = 6 6 ducks are ¡n the pond now
Question 10. Gavin sees 2 turtles on a log. Then he sees 6 more turtles join them. How many turtles are on the log now? (A) 6 (B) 8 (C) 2 Answer: B Explanation: 2 + 6 = 8 8 turtles are on the log now
Take Home Activity
- Have your child use stuffed animals or other toys to show 3 animals. Then odd to the group showing 2 more animals. Ask how many animals there are, Repeat for other combinations of animals with totals up to 10.
Texas Go Math Grade 1 Lesson 4.1 Homework and Practice Answer Key
Question 2. 4 oranges fall off the tree. Then 2 more oranges fall off. How many oranges fall off the tree? ____ oranges Answer: 6 oranges Explanation: 4 + 2 = 6 6 oranges fall off the tree
Question 3. Ava and Emma eat 5 strawberries. Emma eats 1 more than Ava. Ava eats 2 strawberries. How many strawberries does Emma eat? ___ strawberries Answer: 3 strawberries Explanation: 2 + 1 = 3 3 strawberries that Emma eat
Texas Test Prep
Lesson Check
Question 5. There are 6 friends playing kickball. 3 more friends join them. How many friends are playing kickball? (A) 8 (B) 3 (C) 9 Answer: C Explanation: 6 + 3 = 9 9 friends are playing kickball
Question 6. How many soccer balls are there? 3 soccer balls and 5 more soccer balls. (A) 2 soccer balls (B) 8 soccer balls (C) 7 soccer balls Answer: B Explanation: 3 + 5 = 8 8 soccer balls.
Question 7. Multi-Step Matt is playing with 4 friends. 5 friends join them. Then 3 more friends join them. How many friends is Matt playing with? (A) 12 (B) 8 (C) 13 Answer: A Explanation: 4 + 5 + 3 = 12 12 friends is Matt playing with
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Engage NY Eureka Math 4th Grade Module 1 Lesson 10 Answer Key Eureka Math Grade 4 Module 1 Lesson 10 Sprint Answer Key A Round to the Nearest 10,000 Question 1. 21,000 ≈ Answer: 21,000. ... Eureka Math Grade 4 Module 1 Lesson 10 Homework Answer Key. Question 1. Round 845,001 to the nearest a. thousand: _____. b. ten thousand: _____. ...
It's Homework Time! Help for fourth graders with Eureka Math Module 1 Lesson 10.
4•Lesson 1 Answer Key Lesson 1 Problem Set 1. a. - f. Figure drawn accurately g. Answers will vary. 2. a. - g. Figure drawn accurately h. Answers will vary. 3. a. Points labeled; labels will vary . b. Answers will vary. Exit Ticket 1. Words connect to corresponding picture s 2. Answers will vary. Homework 1. a. - f. Figure drawn ...
May: $23.25; Inez: $2,325; Carolyn: $232.50 Chapter 4 P81. Lesson Check (CC.5.NBT.2) 1. The length of the Titanic was 882 feet. Porter's history class is building a model of the Titanic. The model is of the actual length 100 of the ship. How long is the model? @ 882 feet @ 88.2 feet 8.82 feet @ 0.882 feet 2. Ted is asked to multiply 102 x 18.72.
Lesson 1 Answer Key 4• 1 Lesson 1 Sprint Side A 1. 20 12. 70 23. 10 34. 8 2. 30 13. 80 24. 2 35. 7 3. 40 14. 90 25. 3 36. 9 4. 50 15. 100 26. 10 37. 6 ... Lesson 6 Answer Key 4• 1 Homework 1. a. Units accurately labeled; disks accurately drawn; 460,313 b. Units accurately labeled; disks accurately drawn; 405,040
Lesson. Vocabulary. Home Link Help. Games. 4-1. ... Selected Answers. 4-10. Multiplication Wrestling . ... With a login provided by your child's teacher, access resources to help your child with homework or brush up on your math skills. Understanding Everyday Mathematics for Parents.
Lesson 4 Answer Key 4• 7 Lesson 4 Problem Set 1. 240 minutes 4. 66,000 mL 2. 112 ounces 5. 86 ounces 3. 36 feet Exit Ticket 8 ounces Homework 1. 360 minutes 5. 14 2. 56 ounces 6. a. 45 quarts (or equivalent) 3. 1,350 mL b. No; answers will vary 4. 12 feet 9 A STORY OF UNITS
It's Homework Time! Help for fourth graders with Eureka Math Module 4 Lesson 10.
Lesson 10: Use area models and the number line to compare decimal numbers, and record comparisons using <, >, and =. Lesson 10 Homework 4• 6 Name Date 1. Shade the parts of the area models below, decomposing tenths as needed, to represent the pairs of decimal numbers.
ⓐ −$250 ⓑ $450 ⓒ The slope, 35, means that Marjorie's weekly profit, P, increases by $35 for each additional student lesson she teaches. The P -intercept means that when the number of lessons is 0, Marjorie loses $250.
Lesson 10.6. Section 10.7: Lesson 10.7. Exercise 1. Exercise 2. Exercise 3. Exercise 4. Exercise 5. Exercise 6. Exercise 7. ... you'll learn how to solve your toughest homework problems. Our resource for McDougal Littell Geometry Practice Workbook includes answers to chapter exercises, as well as detailed information to walk you through the ...
CHAPTER RESOURCES • Chapter 4 - DMPS Elementary Office of Academics
10.1 Finding Composite and Inverse Functions; 10.2 Evaluate and Graph Exponential Functions; 10.3 Evaluate and Graph Logarithmic Functions; 10.4 Use the Properties of Logarithms; 10.5 Solve Exponential and Logarithmic Equations
Lesson 2: Recognize a digit represents 10 times the value of what it represents in the place to its right. Lesson 2 Homework 3. Solve for each expression by writing the solution in unit form and in standard form. 4. a. Emily collected $950 selling Girl Scout cookies all day Saturday. Emily's troop collected 10 times as much as she did.
CPM Education Program proudly works to offer more and better math education to more students.
CPM Education Program proudly works to offer more and better math education to more students.
List of Figures 3.1 Technical Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.2 The ALEKS Website for K-12 Education ...
Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 4.1 Answer Key Use Pictures to Add To. Texas Go Math Grade 1 Lesson 4.1 Answer Key Use Pictures to Add To ... Ask how many animals there are, Repeat for other combinations of animals with totals up to 10. Texas Go Math Grade 1 Lesson 4.1 Homework and Practice Answer Key ...