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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: 13 − ____ = 7
2. Find the missing number: 53 − ____ = 36
3. Find the missing number: 64 − ____ = 33
4. Find the missing number: 32 − ____ = 22
5. Find the missing number: 38 − ____ = 6
6. Find the missing number: 16 − ____ = 5
7. Find the missing number: 39 − ____ = 24
8. Find the missing number: 35 − ____ = 6
9. Find the missing number: 37 − ____ = 12
10. Find the missing number: 25 − ____ = 9
11. Find the missing number: 45 − ____ = 18
12. Find the missing number: 62 − ____ = 38
12 questions · Seed 49 · 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: 13 − ____ = 7
6Subtract 7 from 13: 13 − 7 = 6.
2. Find the missing number: 53 − ____ = 36
17Subtract 36 from 53: 53 − 36 = 17.
3. Find the missing number: 64 − ____ = 33
31Subtract 33 from 64: 64 − 33 = 31.
4. Find the missing number: 32 − ____ = 22
10Subtract 22 from 32: 32 − 22 = 10.
5. Find the missing number: 38 − ____ = 6
32Subtract 6 from 38: 38 − 6 = 32.
6. Find the missing number: 16 − ____ = 5
11Subtract 5 from 16: 16 − 5 = 11.
7. Find the missing number: 39 − ____ = 24
15Subtract 24 from 39: 39 − 24 = 15.
8. Find the missing number: 35 − ____ = 6
29Subtract 6 from 35: 35 − 6 = 29.
9. Find the missing number: 37 − ____ = 12
25Subtract 12 from 37: 37 − 12 = 25.
10. Find the missing number: 25 − ____ = 9
16Subtract 9 from 25: 25 − 9 = 16.
11. Find the missing number: 45 − ____ = 18
27Subtract 18 from 45: 45 − 18 = 27.
12. Find the missing number: 62 − ____ = 38
24Subtract 38 from 62: 62 − 38 = 24.
12 questions · Seed 49 · 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: 13 − ____ = 7
2. Find the missing number: 53 − ____ = 36
3. Find the missing number: 64 − ____ = 33
4. Find the missing number: 32 − ____ = 22
5. Find the missing number: 38 − ____ = 6
6. Find the missing number: 16 − ____ = 5
7. Find the missing number: 39 − ____ = 24
8. Find the missing number: 35 − ____ = 6
9. Find the missing number: 37 − ____ = 12
10. Find the missing number: 25 − ____ = 9
11. Find the missing number: 45 − ____ = 18
12. Find the missing number: 62 − ____ = 38
12 questions · Seed 49 · 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: 13 − ____ = 7
6Subtract 7 from 13: 13 − 7 = 6.
2. Find the missing number: 53 − ____ = 36
17Subtract 36 from 53: 53 − 36 = 17.
3. Find the missing number: 64 − ____ = 33
31Subtract 33 from 64: 64 − 33 = 31.
4. Find the missing number: 32 − ____ = 22
10Subtract 22 from 32: 32 − 22 = 10.
5. Find the missing number: 38 − ____ = 6
32Subtract 6 from 38: 38 − 6 = 32.
6. Find the missing number: 16 − ____ = 5
11Subtract 5 from 16: 16 − 5 = 11.
7. Find the missing number: 39 − ____ = 24
15Subtract 24 from 39: 39 − 24 = 15.
8. Find the missing number: 35 − ____ = 6
29Subtract 6 from 35: 35 − 6 = 29.
9. Find the missing number: 37 − ____ = 12
25Subtract 12 from 37: 37 − 12 = 25.
10. Find the missing number: 25 − ____ = 9
16Subtract 9 from 25: 25 − 9 = 16.
11. Find the missing number: 45 − ____ = 18
27Subtract 18 from 45: 45 − 18 = 27.
12. Find the missing number: 62 − ____ = 38
24Subtract 38 from 62: 62 − 38 = 24.
12 questions · Seed 49 · Age guidance, not curriculum certification