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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. 9.4 − 1.0 = ____

    9.4 · 1.0 · Decimal subtraction

  2. 2. 7.2 − 6.5 = ____

    7.2 · 6.5 · Decimal subtraction

  3. 3. 24.6 − 9.9 = ____

    24.6 · 9.9 · Decimal subtraction

  4. 4. 14.4 − 2.8 = ____

    14.4 · 2.8 · Decimal subtraction

  5. 5. 9.7 − 7.2 = ____

    9.7 · 7.2 · Decimal subtraction

  6. 6. 11.5 − 8.6 = ____

    11.5 · 8.6 · Decimal subtraction

  7. 7. 5.6 − 2.1 = ____

    5.6 · 2.1 · Decimal subtraction

  8. 8. 8.0 − 5.4 = ____

    8.0 · 5.4 · Decimal subtraction

  9. 9. 4.1 − 3.1 = ____

    4.1 · 3.1 · Decimal subtraction

  10. 10. 13.3 − 6.1 = ____

    13.3 · 6.1 · Decimal subtraction

  11. 11. 18.8 − 2.2 = ____

    18.8 · 2.2 · Decimal subtraction

  12. 12. 18.1 − 14.6 = ____

    18.1 · 14.6 · Decimal subtraction
12 questions · Seed 43 · 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. 9.4 − 1.0 = ____

    8.4

    Subtract 10 tenths from 94 tenths to get 84 tenths (8.4).

  2. 2. 7.2 − 6.5 = ____

    0.7

    Subtract 65 tenths from 72 tenths to get 7 tenths (0.7).

  3. 3. 24.6 − 9.9 = ____

    14.7

    Subtract 99 tenths from 246 tenths to get 147 tenths (14.7).

  4. 4. 14.4 − 2.8 = ____

    11.6

    Subtract 28 tenths from 144 tenths to get 116 tenths (11.6).

  5. 5. 9.7 − 7.2 = ____

    2.5

    Subtract 72 tenths from 97 tenths to get 25 tenths (2.5).

  6. 6. 11.5 − 8.6 = ____

    2.9

    Subtract 86 tenths from 115 tenths to get 29 tenths (2.9).

  7. 7. 5.6 − 2.1 = ____

    3.5

    Subtract 21 tenths from 56 tenths to get 35 tenths (3.5).

  8. 8. 8.0 − 5.4 = ____

    2.6

    Subtract 54 tenths from 80 tenths to get 26 tenths (2.6).

  9. 9. 4.1 − 3.1 = ____

    1.0

    Subtract 31 tenths from 41 tenths to get 10 tenths (1.0).

  10. 10. 13.3 − 6.1 = ____

    7.2

    Subtract 61 tenths from 133 tenths to get 72 tenths (7.2).

  11. 11. 18.8 − 2.2 = ____

    16.6

    Subtract 22 tenths from 188 tenths to get 166 tenths (16.6).

  12. 12. 18.1 − 14.6 = ____

    3.5

    Subtract 146 tenths from 181 tenths to get 35 tenths (3.5).

12 questions · Seed 43 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 9.4 − 1.0 = ____

    9.4 · 1.0 · Decimal subtraction

  2. 2. 7.2 − 6.5 = ____

    7.2 · 6.5 · Decimal subtraction

  3. 3. 24.6 − 9.9 = ____

    24.6 · 9.9 · Decimal subtraction

  4. 4. 14.4 − 2.8 = ____

    14.4 · 2.8 · Decimal subtraction

  5. 5. 9.7 − 7.2 = ____

    9.7 · 7.2 · Decimal subtraction

  6. 6. 11.5 − 8.6 = ____

    11.5 · 8.6 · Decimal subtraction

  7. 7. 5.6 − 2.1 = ____

    5.6 · 2.1 · Decimal subtraction

  8. 8. 8.0 − 5.4 = ____

    8.0 · 5.4 · Decimal subtraction

  9. 9. 4.1 − 3.1 = ____

    4.1 · 3.1 · Decimal subtraction

  10. 10. 13.3 − 6.1 = ____

    13.3 · 6.1 · Decimal subtraction

  11. 11. 18.8 − 2.2 = ____

    18.8 · 2.2 · Decimal subtraction

  12. 12. 18.1 − 14.6 = ____

    18.1 · 14.6 · Decimal subtraction
12 questions · Seed 43 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 9.4 − 1.0 = ____

    8.4

    Subtract 10 tenths from 94 tenths to get 84 tenths (8.4).

  2. 2. 7.2 − 6.5 = ____

    0.7

    Subtract 65 tenths from 72 tenths to get 7 tenths (0.7).

  3. 3. 24.6 − 9.9 = ____

    14.7

    Subtract 99 tenths from 246 tenths to get 147 tenths (14.7).

  4. 4. 14.4 − 2.8 = ____

    11.6

    Subtract 28 tenths from 144 tenths to get 116 tenths (11.6).

  5. 5. 9.7 − 7.2 = ____

    2.5

    Subtract 72 tenths from 97 tenths to get 25 tenths (2.5).

  6. 6. 11.5 − 8.6 = ____

    2.9

    Subtract 86 tenths from 115 tenths to get 29 tenths (2.9).

  7. 7. 5.6 − 2.1 = ____

    3.5

    Subtract 21 tenths from 56 tenths to get 35 tenths (3.5).

  8. 8. 8.0 − 5.4 = ____

    2.6

    Subtract 54 tenths from 80 tenths to get 26 tenths (2.6).

  9. 9. 4.1 − 3.1 = ____

    1.0

    Subtract 31 tenths from 41 tenths to get 10 tenths (1.0).

  10. 10. 13.3 − 6.1 = ____

    7.2

    Subtract 61 tenths from 133 tenths to get 72 tenths (7.2).

  11. 11. 18.8 − 2.2 = ____

    16.6

    Subtract 22 tenths from 188 tenths to get 166 tenths (16.6).

  12. 12. 18.1 − 14.6 = ____

    3.5

    Subtract 146 tenths from 181 tenths to get 35 tenths (3.5).

12 questions · Seed 43 · Age guidance, not curriculum certification