Ms. Morrill's 3rd Grade Class
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Math  Answers!

Lesson 8-3 & 8-4

12/13/2017

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Reteaching 8-3
  1. 5
  2. 4
  3. 6
  4. 3
  5. 7
  6. 7
  7. 9
  8. 10
  9. 8
  10. 8
  11. 42 or accept any multiple of 42.
  12. 6x6=36 and 36÷6=6
Practice 8-3
  1. 4
  2. 6
  3. 9
  4. 9
  5. 8
  6. 8
  7. 7
  8. 6
  9. 6
  10. 9
  11. 10
  12. 11
  13. 8
  14. Multiplication and division are related, so if you divide the product by one factor, the quotient is the other factor.
  15. 8 weeks
  16. Bonnie is not correct. Since 36÷6=6, Bonnie received the correct number of cherries.
  17. 5 packages
  18. (B)6

Reteaching 8-4
  1. 6
  2. 3
  3. 7
  4. 4
  5. 7
  6. 8
  7. 6
  8. 5
  9. 10
  10. 9
  11. 8x9=72 or 9x8=72
Practice 8-4
  1. 6
  2. 2
  3. 7
  4. 8
  5. 5
  6. 7
  7. 9
  8. 4
  9. 3
  10. 7
  11. 9
  12. 5
  13. 10
  14. <
  15. <
  16. >
  17. You could buy more matinee tickets since $56÷$7=8 and $56÷$8=7.
  18. 8 points
  19. First, I added 19+8=27. Then I divided 27÷9=3. So each friend received 3 cranes.
  20. (D) 9
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