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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: 54 − ____ = 19
2. Find the missing number: 54 − ____ = 20
3. Find the missing number: 20 − ____ = 4
4. Find the missing number: 49 − ____ = 22
5. Find the missing number: 29 − ____ = 4
6. Find the missing number: 19 − ____ = 13
7. Find the missing number: 23 − ____ = 19
8. Find the missing number: 47 − ____ = 28
9. Find the missing number: 24 − ____ = 16
10. Find the missing number: 36 − ____ = 17
11. Find the missing number: 35 − ____ = 11
12. Find the missing number: 27 − ____ = 11
12 questions · Seed 84 · 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: 54 − ____ = 19
35Subtract 19 from 54: 54 − 19 = 35.
2. Find the missing number: 54 − ____ = 20
34Subtract 20 from 54: 54 − 20 = 34.
3. Find the missing number: 20 − ____ = 4
16Subtract 4 from 20: 20 − 4 = 16.
4. Find the missing number: 49 − ____ = 22
27Subtract 22 from 49: 49 − 22 = 27.
5. Find the missing number: 29 − ____ = 4
25Subtract 4 from 29: 29 − 4 = 25.
6. Find the missing number: 19 − ____ = 13
6Subtract 13 from 19: 19 − 13 = 6.
7. Find the missing number: 23 − ____ = 19
4Subtract 19 from 23: 23 − 19 = 4.
8. Find the missing number: 47 − ____ = 28
19Subtract 28 from 47: 47 − 28 = 19.
9. Find the missing number: 24 − ____ = 16
8Subtract 16 from 24: 24 − 16 = 8.
10. Find the missing number: 36 − ____ = 17
19Subtract 17 from 36: 36 − 17 = 19.
11. Find the missing number: 35 − ____ = 11
24Subtract 11 from 35: 35 − 11 = 24.
12. Find the missing number: 27 − ____ = 11
16Subtract 11 from 27: 27 − 11 = 16.
12 questions · Seed 84 · 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: 54 − ____ = 19
2. Find the missing number: 54 − ____ = 20
3. Find the missing number: 20 − ____ = 4
4. Find the missing number: 49 − ____ = 22
5. Find the missing number: 29 − ____ = 4
6. Find the missing number: 19 − ____ = 13
7. Find the missing number: 23 − ____ = 19
8. Find the missing number: 47 − ____ = 28
9. Find the missing number: 24 − ____ = 16
10. Find the missing number: 36 − ____ = 17
11. Find the missing number: 35 − ____ = 11
12. Find the missing number: 27 − ____ = 11
12 questions · Seed 84 · 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: 54 − ____ = 19
35Subtract 19 from 54: 54 − 19 = 35.
2. Find the missing number: 54 − ____ = 20
34Subtract 20 from 54: 54 − 20 = 34.
3. Find the missing number: 20 − ____ = 4
16Subtract 4 from 20: 20 − 4 = 16.
4. Find the missing number: 49 − ____ = 22
27Subtract 22 from 49: 49 − 22 = 27.
5. Find the missing number: 29 − ____ = 4
25Subtract 4 from 29: 29 − 4 = 25.
6. Find the missing number: 19 − ____ = 13
6Subtract 13 from 19: 19 − 13 = 6.
7. Find the missing number: 23 − ____ = 19
4Subtract 19 from 23: 23 − 19 = 4.
8. Find the missing number: 47 − ____ = 28
19Subtract 28 from 47: 47 − 28 = 19.
9. Find the missing number: 24 − ____ = 16
8Subtract 16 from 24: 24 − 16 = 8.
10. Find the missing number: 36 − ____ = 17
19Subtract 17 from 36: 36 − 17 = 19.
11. Find the missing number: 35 − ____ = 11
24Subtract 11 from 35: 35 − 11 = 24.
12. Find the missing number: 27 − ____ = 11
16Subtract 11 from 27: 27 − 11 = 16.
12 questions · Seed 84 · Age guidance, not curriculum certification