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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: 37 − ____ = 22
2. Find the missing number: 47 − ____ = 17
3. Find the missing number: 40 − ____ = 9
4. Find the missing number: 45 − ____ = 12
5. Find the missing number: 65 − ____ = 39
6. Find the missing number: 31 − ____ = 4
7. Find the missing number: 51 − ____ = 19
8. Find the missing number: 65 − ____ = 36
9. Find the missing number: 30 − ____ = 9
10. Find the missing number: 60 − ____ = 35
11. Find the missing number: 33 − ____ = 16
12. Find the missing number: 33 − ____ = 13
12 questions · Seed 104759 · 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: 37 − ____ = 22
15Subtract 22 from 37: 37 − 22 = 15.
2. Find the missing number: 47 − ____ = 17
30Subtract 17 from 47: 47 − 17 = 30.
3. Find the missing number: 40 − ____ = 9
31Subtract 9 from 40: 40 − 9 = 31.
4. Find the missing number: 45 − ____ = 12
33Subtract 12 from 45: 45 − 12 = 33.
5. Find the missing number: 65 − ____ = 39
26Subtract 39 from 65: 65 − 39 = 26.
6. Find the missing number: 31 − ____ = 4
27Subtract 4 from 31: 31 − 4 = 27.
7. Find the missing number: 51 − ____ = 19
32Subtract 19 from 51: 51 − 19 = 32.
8. Find the missing number: 65 − ____ = 36
29Subtract 36 from 65: 65 − 36 = 29.
9. Find the missing number: 30 − ____ = 9
21Subtract 9 from 30: 30 − 9 = 21.
10. Find the missing number: 60 − ____ = 35
25Subtract 35 from 60: 60 − 35 = 25.
11. Find the missing number: 33 − ____ = 16
17Subtract 16 from 33: 33 − 16 = 17.
12. Find the missing number: 33 − ____ = 13
20Subtract 13 from 33: 33 − 13 = 20.
12 questions · Seed 104759 · 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: 37 − ____ = 22
2. Find the missing number: 47 − ____ = 17
3. Find the missing number: 40 − ____ = 9
4. Find the missing number: 45 − ____ = 12
5. Find the missing number: 65 − ____ = 39
6. Find the missing number: 31 − ____ = 4
7. Find the missing number: 51 − ____ = 19
8. Find the missing number: 65 − ____ = 36
9. Find the missing number: 30 − ____ = 9
10. Find the missing number: 60 − ____ = 35
11. Find the missing number: 33 − ____ = 16
12. Find the missing number: 33 − ____ = 13
12 questions · Seed 104759 · 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: 37 − ____ = 22
15Subtract 22 from 37: 37 − 22 = 15.
2. Find the missing number: 47 − ____ = 17
30Subtract 17 from 47: 47 − 17 = 30.
3. Find the missing number: 40 − ____ = 9
31Subtract 9 from 40: 40 − 9 = 31.
4. Find the missing number: 45 − ____ = 12
33Subtract 12 from 45: 45 − 12 = 33.
5. Find the missing number: 65 − ____ = 39
26Subtract 39 from 65: 65 − 39 = 26.
6. Find the missing number: 31 − ____ = 4
27Subtract 4 from 31: 31 − 4 = 27.
7. Find the missing number: 51 − ____ = 19
32Subtract 19 from 51: 51 − 19 = 32.
8. Find the missing number: 65 − ____ = 36
29Subtract 36 from 65: 65 − 36 = 29.
9. Find the missing number: 30 − ____ = 9
21Subtract 9 from 30: 30 − 9 = 21.
10. Find the missing number: 60 − ____ = 35
25Subtract 35 from 60: 60 − 35 = 25.
11. Find the missing number: 33 − ____ = 16
17Subtract 16 from 33: 33 − 16 = 17.
12. Find the missing number: 33 − ____ = 13
20Subtract 13 from 33: 33 − 13 = 20.
12 questions · Seed 104759 · Age guidance, not curriculum certification