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Celeste International School

Grade 3 · Worksheet

Special numbers

Tests of divisibility

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

    What must a number end in to be divisible by 10?

    1. A0
    2. B5
    3. C1
  2. 2.

    650 is divisible by 10.

    True False
  3. 3.

    A number is divisible by 5 if it ends in...?

    1. A0 or 5
    2. B2 or 4
    3. Conly 5
  4. 4.

    300 is divisible by 5.

    True False
  5. 5.

    42 is divisible by 2.

    True False
  6. 6.

    Which of these numbers is divisible by 2?

    1. A163
    2. B21
    3. C284
  7. 7.

    How many of these numbers are divisible by 2: 13, 42, 163, 21, 48, 284?

  8. 8.

    Which number is divisible by 100?

    1. A530
    2. B700
    3. C305
  9. 9.

    100 is divisible by 5.

    True False
  10. 10.

    A number that is divisible by 100 is also divisible by...?

    1. A2, 5 and 10
    2. B3 and 7
    3. C9
  11. 11.

    Only numbers ending in 5 are divisible by 5.

    True False
  12. 12.

    Which number is a multiple of 50?

    1. A520
    2. B1250
    3. C255
  13. 13.

    Which number is a multiple of 25?

    1. A255
    2. B525
    3. C260
  14. 14.

    1050 is a multiple of 50.

    True False
  15. 15.

    6700 is a multiple of 50.

    True False
  16. 16.

    What is the largest even number you can make using the digits 5, 7, 6 and 3?

  17. 17.

    If a number is divisible by 50, it is also divisible by...?

    1. A2, 5, 10 and 25
    2. B3 and 4
    3. C7 and 9
  18. 18.

    If a number is divisible by 25, it is also divisible by...?

    1. A5
    2. B2
    3. C10
  19. 19.

    25 is divisible by 5.

    True False
  20. 20.

    Which number is divisible by 2, 5, 10 and 100?

    1. A40
    2. B700
    3. C25
Celeste International School

Answer key

Special numbers — Tests of divisibility

  1. 1.A. 0
  2. 2.True
  3. 3.A. 0 or 5
  4. 4.True
  5. 5.True
  6. 6.C. 284
  7. 7.3
  8. 8.B. 700
  9. 9.True
  10. 10.A. 2, 5 and 10
  11. 11.False
  12. 12.B. 1250
  13. 13.B. 525
  14. 14.True
  15. 15.True
  16. 16.7536
  17. 17.A. 2, 5, 10 and 25
  18. 18.A. 5
  19. 19.True
  20. 20.B. 700