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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: 43 − ____ = 32
2. Find the missing number: 41 − ____ = 19
3. Find the missing number: 45 − ____ = 24
4. Find the missing number: 47 − ____ = 22
5. Find the missing number: 59 − ____ = 32
6. Find the missing number: 25 − ____ = 10
7. Find the missing number: 65 − ____ = 38
8. Find the missing number: 40 − ____ = 34
9. Find the missing number: 46 − ____ = 25
10. Find the missing number: 59 − ____ = 28
11. Find the missing number: 12 − ____ = 7
12. Find the missing number: 40 − ____ = 17
12 questions · Seed 65 · 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: 43 − ____ = 32
11Subtract 32 from 43: 43 − 32 = 11.
2. Find the missing number: 41 − ____ = 19
22Subtract 19 from 41: 41 − 19 = 22.
3. Find the missing number: 45 − ____ = 24
21Subtract 24 from 45: 45 − 24 = 21.
4. Find the missing number: 47 − ____ = 22
25Subtract 22 from 47: 47 − 22 = 25.
5. Find the missing number: 59 − ____ = 32
27Subtract 32 from 59: 59 − 32 = 27.
6. Find the missing number: 25 − ____ = 10
15Subtract 10 from 25: 25 − 10 = 15.
7. Find the missing number: 65 − ____ = 38
27Subtract 38 from 65: 65 − 38 = 27.
8. Find the missing number: 40 − ____ = 34
6Subtract 34 from 40: 40 − 34 = 6.
9. Find the missing number: 46 − ____ = 25
21Subtract 25 from 46: 46 − 25 = 21.
10. Find the missing number: 59 − ____ = 28
31Subtract 28 from 59: 59 − 28 = 31.
11. Find the missing number: 12 − ____ = 7
5Subtract 7 from 12: 12 − 7 = 5.
12. Find the missing number: 40 − ____ = 17
23Subtract 17 from 40: 40 − 17 = 23.
12 questions · Seed 65 · 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: 43 − ____ = 32
2. Find the missing number: 41 − ____ = 19
3. Find the missing number: 45 − ____ = 24
4. Find the missing number: 47 − ____ = 22
5. Find the missing number: 59 − ____ = 32
6. Find the missing number: 25 − ____ = 10
7. Find the missing number: 65 − ____ = 38
8. Find the missing number: 40 − ____ = 34
9. Find the missing number: 46 − ____ = 25
10. Find the missing number: 59 − ____ = 28
11. Find the missing number: 12 − ____ = 7
12. Find the missing number: 40 − ____ = 17
12 questions · Seed 65 · 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: 43 − ____ = 32
11Subtract 32 from 43: 43 − 32 = 11.
2. Find the missing number: 41 − ____ = 19
22Subtract 19 from 41: 41 − 19 = 22.
3. Find the missing number: 45 − ____ = 24
21Subtract 24 from 45: 45 − 24 = 21.
4. Find the missing number: 47 − ____ = 22
25Subtract 22 from 47: 47 − 22 = 25.
5. Find the missing number: 59 − ____ = 32
27Subtract 32 from 59: 59 − 32 = 27.
6. Find the missing number: 25 − ____ = 10
15Subtract 10 from 25: 25 − 10 = 15.
7. Find the missing number: 65 − ____ = 38
27Subtract 38 from 65: 65 − 38 = 27.
8. Find the missing number: 40 − ____ = 34
6Subtract 34 from 40: 40 − 34 = 6.
9. Find the missing number: 46 − ____ = 25
21Subtract 25 from 46: 46 − 25 = 21.
10. Find the missing number: 59 − ____ = 28
31Subtract 28 from 59: 59 − 28 = 31.
11. Find the missing number: 12 − ____ = 7
5Subtract 7 from 12: 12 − 7 = 5.
12. Find the missing number: 40 − ____ = 17
23Subtract 17 from 40: 40 − 17 = 23.
12 questions · Seed 65 · Age guidance, not curriculum certification