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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 7-9
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 32 − ____ = 27
2. Find the missing number: 11 − ____ = 4
3. Find the missing number: 55 − ____ = 23
4. Find the missing number: 31 − ____ = 9
5. Find the missing number: 36 − ____ = 18
6. Find the missing number: 35 − ____ = 14
7. Find the missing number: 45 − ____ = 13
8. Find the missing number: 36 − ____ = 6
9. Find the missing number: 41 − ____ = 11
10. Find the missing number: 25 − ____ = 21
11. Find the missing number: 55 − ____ = 39
12. Find the missing number: 62 − ____ = 34
12 questions · Seed 67 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 7-9
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 32 − ____ = 27
5Subtract 27 from 32: 32 − 27 = 5.
2. Find the missing number: 11 − ____ = 4
7Subtract 4 from 11: 11 − 4 = 7.
3. Find the missing number: 55 − ____ = 23
32Subtract 23 from 55: 55 − 23 = 32.
4. Find the missing number: 31 − ____ = 9
22Subtract 9 from 31: 31 − 9 = 22.
5. Find the missing number: 36 − ____ = 18
18Subtract 18 from 36: 36 − 18 = 18.
6. Find the missing number: 35 − ____ = 14
21Subtract 14 from 35: 35 − 14 = 21.
7. Find the missing number: 45 − ____ = 13
32Subtract 13 from 45: 45 − 13 = 32.
8. Find the missing number: 36 − ____ = 6
30Subtract 6 from 36: 36 − 6 = 30.
9. Find the missing number: 41 − ____ = 11
30Subtract 11 from 41: 41 − 11 = 30.
10. Find the missing number: 25 − ____ = 21
4Subtract 21 from 25: 25 − 21 = 4.
11. Find the missing number: 55 − ____ = 39
16Subtract 39 from 55: 55 − 39 = 16.
12. Find the missing number: 62 − ____ = 34
28Subtract 34 from 62: 62 − 34 = 28.
12 questions · Seed 67 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 7-9
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 32 − ____ = 27
2. Find the missing number: 11 − ____ = 4
3. Find the missing number: 55 − ____ = 23
4. Find the missing number: 31 − ____ = 9
5. Find the missing number: 36 − ____ = 18
6. Find the missing number: 35 − ____ = 14
7. Find the missing number: 45 − ____ = 13
8. Find the missing number: 36 − ____ = 6
9. Find the missing number: 41 − ____ = 11
10. Find the missing number: 25 − ____ = 21
11. Find the missing number: 55 − ____ = 39
12. Find the missing number: 62 − ____ = 34
12 questions · Seed 67 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 7-9
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 32 − ____ = 27
5Subtract 27 from 32: 32 − 27 = 5.
2. Find the missing number: 11 − ____ = 4
7Subtract 4 from 11: 11 − 4 = 7.
3. Find the missing number: 55 − ____ = 23
32Subtract 23 from 55: 55 − 23 = 32.
4. Find the missing number: 31 − ____ = 9
22Subtract 9 from 31: 31 − 9 = 22.
5. Find the missing number: 36 − ____ = 18
18Subtract 18 from 36: 36 − 18 = 18.
6. Find the missing number: 35 − ____ = 14
21Subtract 14 from 35: 35 − 14 = 21.
7. Find the missing number: 45 − ____ = 13
32Subtract 13 from 45: 45 − 13 = 32.
8. Find the missing number: 36 − ____ = 6
30Subtract 6 from 36: 36 − 6 = 30.
9. Find the missing number: 41 − ____ = 11
30Subtract 11 from 41: 41 − 11 = 30.
10. Find the missing number: 25 − ____ = 21
4Subtract 21 from 25: 25 − 21 = 4.
11. Find the missing number: 55 − ____ = 39
16Subtract 39 from 55: 55 − 39 = 16.
12. Find the missing number: 62 − ____ = 34
28Subtract 34 from 62: 62 − 34 = 28.
12 questions · Seed 67 · Age guidance, not curriculum certification