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MathsAges 13-15

Decimal subtraction

Subtract numbers written in tenths and verify by adding the difference and subtrahend. Review suitability for your learners before teaching.

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Age band:Ages 10-12Ages 13-15

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Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 6.5 − 5.6 = ____

    6.5 · 5.6 · Decimal subtraction

  2. 2. 20.2 − 9.9 = ____

    20.2 · 9.9 · Decimal subtraction

  3. 3. 23.2 − 19.9 = ____

    23.2 · 19.9 · Decimal subtraction

  4. 4. 8.2 − 3.2 = ____

    8.2 · 3.2 · Decimal subtraction

  5. 5. 12.7 − 9.2 = ____

    12.7 · 9.2 · Decimal subtraction

  6. 6. 23.7 − 13.8 = ____

    23.7 · 13.8 · Decimal subtraction

  7. 7. 4.4 − 3.0 = ____

    4.4 · 3.0 · Decimal subtraction

  8. 8. 16.3 − 10.7 = ____

    16.3 · 10.7 · Decimal subtraction

  9. 9. 6.7 − 4.7 = ____

    6.7 · 4.7 · Decimal subtraction

  10. 10. 24.0 − 13.3 = ____

    24.0 · 13.3 · Decimal subtraction

  11. 11. 5.4 − 1.1 = ____

    5.4 · 1.1 · Decimal subtraction

  12. 12. 11.4 − 1.6 = ____

    11.4 · 1.6 · Decimal subtraction
12 questions · Seed 57 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 6.5 − 5.6 = ____

    0.9

    Subtract 56 tenths from 65 tenths to get 9 tenths (0.9).

  2. 2. 20.2 − 9.9 = ____

    10.3

    Subtract 99 tenths from 202 tenths to get 103 tenths (10.3).

  3. 3. 23.2 − 19.9 = ____

    3.3

    Subtract 199 tenths from 232 tenths to get 33 tenths (3.3).

  4. 4. 8.2 − 3.2 = ____

    5.0

    Subtract 32 tenths from 82 tenths to get 50 tenths (5.0).

  5. 5. 12.7 − 9.2 = ____

    3.5

    Subtract 92 tenths from 127 tenths to get 35 tenths (3.5).

  6. 6. 23.7 − 13.8 = ____

    9.9

    Subtract 138 tenths from 237 tenths to get 99 tenths (9.9).

  7. 7. 4.4 − 3.0 = ____

    1.4

    Subtract 30 tenths from 44 tenths to get 14 tenths (1.4).

  8. 8. 16.3 − 10.7 = ____

    5.6

    Subtract 107 tenths from 163 tenths to get 56 tenths (5.6).

  9. 9. 6.7 − 4.7 = ____

    2.0

    Subtract 47 tenths from 67 tenths to get 20 tenths (2.0).

  10. 10. 24.0 − 13.3 = ____

    10.7

    Subtract 133 tenths from 240 tenths to get 107 tenths (10.7).

  11. 11. 5.4 − 1.1 = ____

    4.3

    Subtract 11 tenths from 54 tenths to get 43 tenths (4.3).

  12. 12. 11.4 − 1.6 = ____

    9.8

    Subtract 16 tenths from 114 tenths to get 98 tenths (9.8).

12 questions · Seed 57 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 6.5 − 5.6 = ____

    6.5 · 5.6 · Decimal subtraction

  2. 2. 20.2 − 9.9 = ____

    20.2 · 9.9 · Decimal subtraction

  3. 3. 23.2 − 19.9 = ____

    23.2 · 19.9 · Decimal subtraction

  4. 4. 8.2 − 3.2 = ____

    8.2 · 3.2 · Decimal subtraction

  5. 5. 12.7 − 9.2 = ____

    12.7 · 9.2 · Decimal subtraction

  6. 6. 23.7 − 13.8 = ____

    23.7 · 13.8 · Decimal subtraction

  7. 7. 4.4 − 3.0 = ____

    4.4 · 3.0 · Decimal subtraction

  8. 8. 16.3 − 10.7 = ____

    16.3 · 10.7 · Decimal subtraction

  9. 9. 6.7 − 4.7 = ____

    6.7 · 4.7 · Decimal subtraction

  10. 10. 24.0 − 13.3 = ____

    24.0 · 13.3 · Decimal subtraction

  11. 11. 5.4 − 1.1 = ____

    5.4 · 1.1 · Decimal subtraction

  12. 12. 11.4 − 1.6 = ____

    11.4 · 1.6 · Decimal subtraction
12 questions · Seed 57 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 6.5 − 5.6 = ____

    0.9

    Subtract 56 tenths from 65 tenths to get 9 tenths (0.9).

  2. 2. 20.2 − 9.9 = ____

    10.3

    Subtract 99 tenths from 202 tenths to get 103 tenths (10.3).

  3. 3. 23.2 − 19.9 = ____

    3.3

    Subtract 199 tenths from 232 tenths to get 33 tenths (3.3).

  4. 4. 8.2 − 3.2 = ____

    5.0

    Subtract 32 tenths from 82 tenths to get 50 tenths (5.0).

  5. 5. 12.7 − 9.2 = ____

    3.5

    Subtract 92 tenths from 127 tenths to get 35 tenths (3.5).

  6. 6. 23.7 − 13.8 = ____

    9.9

    Subtract 138 tenths from 237 tenths to get 99 tenths (9.9).

  7. 7. 4.4 − 3.0 = ____

    1.4

    Subtract 30 tenths from 44 tenths to get 14 tenths (1.4).

  8. 8. 16.3 − 10.7 = ____

    5.6

    Subtract 107 tenths from 163 tenths to get 56 tenths (5.6).

  9. 9. 6.7 − 4.7 = ____

    2.0

    Subtract 47 tenths from 67 tenths to get 20 tenths (2.0).

  10. 10. 24.0 − 13.3 = ____

    10.7

    Subtract 133 tenths from 240 tenths to get 107 tenths (10.7).

  11. 11. 5.4 − 1.1 = ____

    4.3

    Subtract 11 tenths from 54 tenths to get 43 tenths (4.3).

  12. 12. 11.4 − 1.6 = ____

    9.8

    Subtract 16 tenths from 114 tenths to get 98 tenths (9.8).

12 questions · Seed 57 · Age guidance, not curriculum certification