Homework, Monday, 28th November

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Maths: Practice 8-9 Prime and Composite Numbers

Review Topic 8 - test tomorrow.  Practice Test pp.188-189; Extra Practice pp.190-193

Answers below

Spelling: Review List 16 - test tomorrow.  Click here for lists and links.

Social Studies: 4.1 Questions 1-13 due Thursday.

Reading:  Cendrillon


Maths Review:

Practice Test 8 Answers

1. C 2. B 3. C 4. D 5. D 6. C 7. A 8. B 9. A 10. A 11. D 12. B 13. C 14. A 15. B


Topic 8 Extra Practice Answer Key


Set A

  1. 50

  2. 9,000

  3. 800

  4. 6,000

  5. 500

  6. 60

  7. 90

  8. 8,000

  9. 900

  10. 7,000

  11. 1,000

  12. 70

  13. 300

  14. 7,000


Set B

  1. 90

  2. 40

  3. 60

  4. 10

  5. 120

  6. 160

  7. 70

  8. 90

  9. 70

  10. 90

  11. 70

  12. 40

  13. 10

  14. 20

  15. 50

  16. 60

  17. 70

  18. 30

  19. 80

  20. 60


Set C

  1. 5 R1

  2. 7 R1

  3. 8 R3

  4. 4 R2

  5. 9 R1

  6. 6 R3

  7. 9 R6

  8. 7 R5


Set D

  1. 7 CDs, 3 left over

  2. 4 nickels, 0 left over

  3. 15 dimes, 2 left over

  4. 12 nickels, 5 left over


SET E

  1. 6 R1

  2. 16 R1

  3. 3 R4

  4. 26 R1

  5. 12 R2

  6. 28 R1

  7. 23 R2

  8. 15 R2


SET F

  1. 112

  2. 130 R1

  3. 132 R2

  4. 121 R2

  5. 101 R3

  6. 114 R2

  7. 103

  8. 116 R2

SET G

  1. 9×5; 15×3

  2. 10×4; 8×5

  3. 8×7; 28×2

  4. 9×7; 21×3

  5. 6×6; 9×4

  6. 4×4; 8×2

SET H

(Examples)

  1. 5 x 9;  3 x 15

  2. 4 x 10;  5 x 8

  3. 7 x 8;  4 x 14

  4. 7 x 9;  3 x 21

  5. 4 x 9;  6 x 6

  6. 2 x 8;  4 x 4

SET J

  1. Prime

  2. Composite

  3. Composite

  4. Prime

  5. Prime

  6. Composite

SET K

  1. $352

  2. 325 minutes

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