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Celeste International School

Grade 1 · Worksheet

Calculating

Multiplication & division

Name: ______________________________Date: ______________Score: ______ / 20
  1. 1.

    5 + 5 + 5 + 5 is the same as 5 x 4. What is 5 x 4?

  2. 2.

    Which multiplication matches 5 + 5 + 5 + 5?

    1. A4 x 4
    2. B5 x 4
    3. C5 x 5
  3. 3.

    2 + 2 + 2 is the same as 2 x 3. What is 2 x 3?

  4. 4.

    An array has 5 rows with 4 dots in each row. How many dots altogether? (5 x 4)

  5. 5.

    An array has 4 rows with 5 dots in each row. Which multiplication is this?

    1. A5 x 5
    2. B4 x 5
    3. C4 + 5
  6. 6.

    5 x 4 gives the same answer as 4 x 5.

    True False
  7. 7.

    What is 5 x 3?

  8. 8.

    What is 10 x 4?

  9. 9.

    What is 2 x 6?

  10. 10.

    Multiplying a number by 2 is the same as...?

    1. Adoubling
    2. Bhalving
    3. Cadding 2
  11. 11.

    Double 5. What is 5 x 2?

  12. 12.

    5 x 3 = 15. Double the answer to find 10 x 3. What is 10 x 3?

  13. 13.

    5 x 8 = 40. Double the answer to find 10 x 8. What is 10 x 8?

  14. 14.

    Half of 10 x 4 = 40 gives which fact?

    1. A2 x 4 = 8
    2. B5 x 4 = 20
    3. C10 x 2 = 20
  15. 15.

    10 x 2 = 20 is the same as 10 + 10.

    True False
  16. 16.

    Which fact has the same answer as 5 x 4?

    1. A2 x 5
    2. B5 x 5
    3. C10 x 2
  17. 17.

    5 x 6 = 30 and 10 x 3 = 30, so 5 x 6 = 10 x 3.

    True False
  18. 18.

    What is 10 x 3?

  19. 19.

    Share 20 into 4 equal groups: 20 / 4 = ?

  20. 20.

    Share 20 into 5 equal groups: 20 / 5 = ?

Celeste International School

Answer key

Calculating — Multiplication & division

  1. 1.20
  2. 2.B. 5 x 4
  3. 3.6
  4. 4.20
  5. 5.B. 4 x 5
  6. 6.True
  7. 7.15
  8. 8.40
  9. 9.12
  10. 10.A. doubling
  11. 11.10
  12. 12.30
  13. 13.80
  14. 14.B. 5 x 4 = 20
  15. 15.True
  16. 16.C. 10 x 2
  17. 17.True
  18. 18.30
  19. 19.5
  20. 20.4