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Missing number in subtraction
Find the unknown number subtracted from a starting total to leave a given remainder. Review suitability for your learners before teaching.
Worksheet StudioPractice pack · Ages 10-12
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 48 − ____ = 24
2. Find the missing number: 15 − ____ = 8
3. Find the missing number: 38 − ____ = 8
4. Find the missing number: 24 − ____ = 8
5. Find the missing number: 27 − ____ = 11
6. Find the missing number: 47 − ____ = 39
7. Find the missing number: 46 − ____ = 17
8. Find the missing number: 25 − ____ = 4
9. Find the missing number: 58 − ____ = 36
10. Find the missing number: 56 − ____ = 22
11. Find the missing number: 11 − ____ = 8
12. Find the missing number: 47 − ____ = 31
12 questions · Seed 93 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 48 − ____ = 24
24Subtract 24 from 48: 48 − 24 = 24.
2. Find the missing number: 15 − ____ = 8
7Subtract 8 from 15: 15 − 8 = 7.
3. Find the missing number: 38 − ____ = 8
30Subtract 8 from 38: 38 − 8 = 30.
4. Find the missing number: 24 − ____ = 8
16Subtract 8 from 24: 24 − 8 = 16.
5. Find the missing number: 27 − ____ = 11
16Subtract 11 from 27: 27 − 11 = 16.
6. Find the missing number: 47 − ____ = 39
8Subtract 39 from 47: 47 − 39 = 8.
7. Find the missing number: 46 − ____ = 17
29Subtract 17 from 46: 46 − 17 = 29.
8. Find the missing number: 25 − ____ = 4
21Subtract 4 from 25: 25 − 4 = 21.
9. Find the missing number: 58 − ____ = 36
22Subtract 36 from 58: 58 − 36 = 22.
10. Find the missing number: 56 − ____ = 22
34Subtract 22 from 56: 56 − 22 = 34.
11. Find the missing number: 11 − ____ = 8
3Subtract 8 from 11: 11 − 8 = 3.
12. Find the missing number: 47 − ____ = 31
16Subtract 31 from 47: 47 − 31 = 16.
12 questions · Seed 93 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 48 − ____ = 24
2. Find the missing number: 15 − ____ = 8
3. Find the missing number: 38 − ____ = 8
4. Find the missing number: 24 − ____ = 8
5. Find the missing number: 27 − ____ = 11
6. Find the missing number: 47 − ____ = 39
7. Find the missing number: 46 − ____ = 17
8. Find the missing number: 25 − ____ = 4
9. Find the missing number: 58 − ____ = 36
10. Find the missing number: 56 − ____ = 22
11. Find the missing number: 11 − ____ = 8
12. Find the missing number: 47 − ____ = 31
12 questions · Seed 93 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 48 − ____ = 24
24Subtract 24 from 48: 48 − 24 = 24.
2. Find the missing number: 15 − ____ = 8
7Subtract 8 from 15: 15 − 8 = 7.
3. Find the missing number: 38 − ____ = 8
30Subtract 8 from 38: 38 − 8 = 30.
4. Find the missing number: 24 − ____ = 8
16Subtract 8 from 24: 24 − 8 = 16.
5. Find the missing number: 27 − ____ = 11
16Subtract 11 from 27: 27 − 11 = 16.
6. Find the missing number: 47 − ____ = 39
8Subtract 39 from 47: 47 − 39 = 8.
7. Find the missing number: 46 − ____ = 17
29Subtract 17 from 46: 46 − 17 = 29.
8. Find the missing number: 25 − ____ = 4
21Subtract 4 from 25: 25 − 4 = 21.
9. Find the missing number: 58 − ____ = 36
22Subtract 36 from 58: 58 − 36 = 22.
10. Find the missing number: 56 − ____ = 22
34Subtract 22 from 56: 56 − 22 = 34.
11. Find the missing number: 11 − ____ = 8
3Subtract 8 from 11: 11 − 8 = 3.
12. Find the missing number: 47 − ____ = 31
16Subtract 31 from 47: 47 − 31 = 16.
12 questions · Seed 93 · Age guidance, not curriculum certification