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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. 13.2 − 9.1 = ____

    13.2 · 9.1 · Decimal subtraction

  2. 2. 23.7 − 14.3 = ____

    23.7 · 14.3 · Decimal subtraction

  3. 3. 22.3 − 16.9 = ____

    22.3 · 16.9 · Decimal subtraction

  4. 4. 9.1 − 6.2 = ____

    9.1 · 6.2 · Decimal subtraction

  5. 5. 21.5 − 18.5 = ____

    21.5 · 18.5 · Decimal subtraction

  6. 6. 12.9 − 8.7 = ____

    12.9 · 8.7 · Decimal subtraction

  7. 7. 5.2 − 4.5 = ____

    5.2 · 4.5 · Decimal subtraction

  8. 8. 10.9 − 10.3 = ____

    10.9 · 10.3 · Decimal subtraction

  9. 9. 19.7 − 5.6 = ____

    19.7 · 5.6 · Decimal subtraction

  10. 10. 8.2 − 6.8 = ____

    8.2 · 6.8 · Decimal subtraction

  11. 11. 7.7 − 5.1 = ____

    7.7 · 5.1 · Decimal subtraction

  12. 12. 23.0 − 16.0 = ____

    23.0 · 16.0 · Decimal subtraction
12 questions · Seed 61 · 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. 13.2 − 9.1 = ____

    4.1

    Subtract 91 tenths from 132 tenths to get 41 tenths (4.1).

  2. 2. 23.7 − 14.3 = ____

    9.4

    Subtract 143 tenths from 237 tenths to get 94 tenths (9.4).

  3. 3. 22.3 − 16.9 = ____

    5.4

    Subtract 169 tenths from 223 tenths to get 54 tenths (5.4).

  4. 4. 9.1 − 6.2 = ____

    2.9

    Subtract 62 tenths from 91 tenths to get 29 tenths (2.9).

  5. 5. 21.5 − 18.5 = ____

    3.0

    Subtract 185 tenths from 215 tenths to get 30 tenths (3.0).

  6. 6. 12.9 − 8.7 = ____

    4.2

    Subtract 87 tenths from 129 tenths to get 42 tenths (4.2).

  7. 7. 5.2 − 4.5 = ____

    0.7

    Subtract 45 tenths from 52 tenths to get 7 tenths (0.7).

  8. 8. 10.9 − 10.3 = ____

    0.6

    Subtract 103 tenths from 109 tenths to get 6 tenths (0.6).

  9. 9. 19.7 − 5.6 = ____

    14.1

    Subtract 56 tenths from 197 tenths to get 141 tenths (14.1).

  10. 10. 8.2 − 6.8 = ____

    1.4

    Subtract 68 tenths from 82 tenths to get 14 tenths (1.4).

  11. 11. 7.7 − 5.1 = ____

    2.6

    Subtract 51 tenths from 77 tenths to get 26 tenths (2.6).

  12. 12. 23.0 − 16.0 = ____

    7.0

    Subtract 160 tenths from 230 tenths to get 70 tenths (7.0).

12 questions · Seed 61 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 13.2 − 9.1 = ____

    13.2 · 9.1 · Decimal subtraction

  2. 2. 23.7 − 14.3 = ____

    23.7 · 14.3 · Decimal subtraction

  3. 3. 22.3 − 16.9 = ____

    22.3 · 16.9 · Decimal subtraction

  4. 4. 9.1 − 6.2 = ____

    9.1 · 6.2 · Decimal subtraction

  5. 5. 21.5 − 18.5 = ____

    21.5 · 18.5 · Decimal subtraction

  6. 6. 12.9 − 8.7 = ____

    12.9 · 8.7 · Decimal subtraction

  7. 7. 5.2 − 4.5 = ____

    5.2 · 4.5 · Decimal subtraction

  8. 8. 10.9 − 10.3 = ____

    10.9 · 10.3 · Decimal subtraction

  9. 9. 19.7 − 5.6 = ____

    19.7 · 5.6 · Decimal subtraction

  10. 10. 8.2 − 6.8 = ____

    8.2 · 6.8 · Decimal subtraction

  11. 11. 7.7 − 5.1 = ____

    7.7 · 5.1 · Decimal subtraction

  12. 12. 23.0 − 16.0 = ____

    23.0 · 16.0 · Decimal subtraction
12 questions · Seed 61 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 13.2 − 9.1 = ____

    4.1

    Subtract 91 tenths from 132 tenths to get 41 tenths (4.1).

  2. 2. 23.7 − 14.3 = ____

    9.4

    Subtract 143 tenths from 237 tenths to get 94 tenths (9.4).

  3. 3. 22.3 − 16.9 = ____

    5.4

    Subtract 169 tenths from 223 tenths to get 54 tenths (5.4).

  4. 4. 9.1 − 6.2 = ____

    2.9

    Subtract 62 tenths from 91 tenths to get 29 tenths (2.9).

  5. 5. 21.5 − 18.5 = ____

    3.0

    Subtract 185 tenths from 215 tenths to get 30 tenths (3.0).

  6. 6. 12.9 − 8.7 = ____

    4.2

    Subtract 87 tenths from 129 tenths to get 42 tenths (4.2).

  7. 7. 5.2 − 4.5 = ____

    0.7

    Subtract 45 tenths from 52 tenths to get 7 tenths (0.7).

  8. 8. 10.9 − 10.3 = ____

    0.6

    Subtract 103 tenths from 109 tenths to get 6 tenths (0.6).

  9. 9. 19.7 − 5.6 = ____

    14.1

    Subtract 56 tenths from 197 tenths to get 141 tenths (14.1).

  10. 10. 8.2 − 6.8 = ____

    1.4

    Subtract 68 tenths from 82 tenths to get 14 tenths (1.4).

  11. 11. 7.7 − 5.1 = ____

    2.6

    Subtract 51 tenths from 77 tenths to get 26 tenths (2.6).

  12. 12. 23.0 − 16.0 = ____

    7.0

    Subtract 160 tenths from 230 tenths to get 70 tenths (7.0).

12 questions · Seed 61 · Age guidance, not curriculum certification