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MathsAges 10-12

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 10-12

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 8.4 − 2.5 = ____

    8.4 · 2.5 · Decimal subtraction

  2. 2. 21.7 − 8.9 = ____

    21.7 · 8.9 · Decimal subtraction

  3. 3. 12.6 − 12.0 = ____

    12.6 · 12.0 · Decimal subtraction

  4. 4. 21.7 − 7.9 = ____

    21.7 · 7.9 · Decimal subtraction

  5. 5. 20.3 − 4.2 = ____

    20.3 · 4.2 · Decimal subtraction

  6. 6. 5.0 − 2.0 = ____

    5.0 · 2.0 · Decimal subtraction

  7. 7. 5.9 − 4.8 = ____

    5.9 · 4.8 · Decimal subtraction

  8. 8. 12.9 − 7.4 = ____

    12.9 · 7.4 · Decimal subtraction

  9. 9. 11.1 − 10.2 = ____

    11.1 · 10.2 · Decimal subtraction

  10. 10. 13.6 − 5.4 = ____

    13.6 · 5.4 · Decimal subtraction

  11. 11. 15.3 − 7.4 = ____

    15.3 · 7.4 · Decimal subtraction

  12. 12. 24.1 − 3.6 = ____

    24.1 · 3.6 · Decimal subtraction
12 questions · Seed 104730 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 8.4 − 2.5 = ____

    5.9

    Subtract 25 tenths from 84 tenths to get 59 tenths (5.9).

  2. 2. 21.7 − 8.9 = ____

    12.8

    Subtract 89 tenths from 217 tenths to get 128 tenths (12.8).

  3. 3. 12.6 − 12.0 = ____

    0.6

    Subtract 120 tenths from 126 tenths to get 6 tenths (0.6).

  4. 4. 21.7 − 7.9 = ____

    13.8

    Subtract 79 tenths from 217 tenths to get 138 tenths (13.8).

  5. 5. 20.3 − 4.2 = ____

    16.1

    Subtract 42 tenths from 203 tenths to get 161 tenths (16.1).

  6. 6. 5.0 − 2.0 = ____

    3.0

    Subtract 20 tenths from 50 tenths to get 30 tenths (3.0).

  7. 7. 5.9 − 4.8 = ____

    1.1

    Subtract 48 tenths from 59 tenths to get 11 tenths (1.1).

  8. 8. 12.9 − 7.4 = ____

    5.5

    Subtract 74 tenths from 129 tenths to get 55 tenths (5.5).

  9. 9. 11.1 − 10.2 = ____

    0.9

    Subtract 102 tenths from 111 tenths to get 9 tenths (0.9).

  10. 10. 13.6 − 5.4 = ____

    8.2

    Subtract 54 tenths from 136 tenths to get 82 tenths (8.2).

  11. 11. 15.3 − 7.4 = ____

    7.9

    Subtract 74 tenths from 153 tenths to get 79 tenths (7.9).

  12. 12. 24.1 − 3.6 = ____

    20.5

    Subtract 36 tenths from 241 tenths to get 205 tenths (20.5).

12 questions · Seed 104730 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 8.4 − 2.5 = ____

    8.4 · 2.5 · Decimal subtraction

  2. 2. 21.7 − 8.9 = ____

    21.7 · 8.9 · Decimal subtraction

  3. 3. 12.6 − 12.0 = ____

    12.6 · 12.0 · Decimal subtraction

  4. 4. 21.7 − 7.9 = ____

    21.7 · 7.9 · Decimal subtraction

  5. 5. 20.3 − 4.2 = ____

    20.3 · 4.2 · Decimal subtraction

  6. 6. 5.0 − 2.0 = ____

    5.0 · 2.0 · Decimal subtraction

  7. 7. 5.9 − 4.8 = ____

    5.9 · 4.8 · Decimal subtraction

  8. 8. 12.9 − 7.4 = ____

    12.9 · 7.4 · Decimal subtraction

  9. 9. 11.1 − 10.2 = ____

    11.1 · 10.2 · Decimal subtraction

  10. 10. 13.6 − 5.4 = ____

    13.6 · 5.4 · Decimal subtraction

  11. 11. 15.3 − 7.4 = ____

    15.3 · 7.4 · Decimal subtraction

  12. 12. 24.1 − 3.6 = ____

    24.1 · 3.6 · Decimal subtraction
12 questions · Seed 104730 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 8.4 − 2.5 = ____

    5.9

    Subtract 25 tenths from 84 tenths to get 59 tenths (5.9).

  2. 2. 21.7 − 8.9 = ____

    12.8

    Subtract 89 tenths from 217 tenths to get 128 tenths (12.8).

  3. 3. 12.6 − 12.0 = ____

    0.6

    Subtract 120 tenths from 126 tenths to get 6 tenths (0.6).

  4. 4. 21.7 − 7.9 = ____

    13.8

    Subtract 79 tenths from 217 tenths to get 138 tenths (13.8).

  5. 5. 20.3 − 4.2 = ____

    16.1

    Subtract 42 tenths from 203 tenths to get 161 tenths (16.1).

  6. 6. 5.0 − 2.0 = ____

    3.0

    Subtract 20 tenths from 50 tenths to get 30 tenths (3.0).

  7. 7. 5.9 − 4.8 = ____

    1.1

    Subtract 48 tenths from 59 tenths to get 11 tenths (1.1).

  8. 8. 12.9 − 7.4 = ____

    5.5

    Subtract 74 tenths from 129 tenths to get 55 tenths (5.5).

  9. 9. 11.1 − 10.2 = ____

    0.9

    Subtract 102 tenths from 111 tenths to get 9 tenths (0.9).

  10. 10. 13.6 − 5.4 = ____

    8.2

    Subtract 54 tenths from 136 tenths to get 82 tenths (8.2).

  11. 11. 15.3 − 7.4 = ____

    7.9

    Subtract 74 tenths from 153 tenths to get 79 tenths (7.9).

  12. 12. 24.1 − 3.6 = ____

    20.5

    Subtract 36 tenths from 241 tenths to get 205 tenths (20.5).

12 questions · Seed 104730 · Age guidance, not curriculum certification