Let’s solve each subtraction problem step by step. We’ll go one at a time, and I’ll show you how to do it — even if you need to regroup (borrow).
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1) 53 - 7 = ?
Start with the ones place: 3 - 7 → can’t do that! So we borrow 1 from the tens.
53 becomes 4 tens and 13 ones.
Now: 13 - 7 = 6
Tens: 4 - 0 = 4
Answer:
46
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2) 47 - 8 = ?
Ones: 7 - 8 → can’t do! Borrow 1 from tens.
47 becomes 3 tens and 17 ones.
17 - 8 = 9
Tens: 3 - 0 = 3
Answer:
39
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3) 97 - 2 = ?
Ones: 7 - 2 = 5
Tens: 9 - 0 = 9
No borrowing needed.
Answer:
95
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4) 72 - 2 = ?
Ones: 2 - 2 = 0
Tens: 7 - 0 = 7
Answer:
70
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5) 22 - 7 = ?
Ones: 2 - 7 → can’t do! Borrow 1 from tens.
22 becomes 1 ten and 12 ones.
12 - 7 = 5
Tens: 1 - 0 = 1
Answer:
15
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6) 63 - 3 = ?
Ones: 3 - 3 = 0
Tens: 6 - 0 = 6
Answer:
60
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7) 93 - 7 = ?
Ones: 3 - 7 → can’t do! Borrow 1 from tens.
93 becomes 8 tens and 13 ones.
13 - 7 = 6
Tens: 8 - 0 = 8
Answer:
86
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8) 86 - 6 = ?
Ones: 6 - 6 = 0
Tens: 8 - 0 = 8
Answer:
80
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9) 69 - 8 = ?
Ones: 9 - 8 = 1
Tens: 6 - 0 = 6
Answer:
61
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10) 94 - 3 = ?
Ones: 4 - 3 = 1
Tens: 9 - 0 = 9
Answer:
91
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11) 61 - 7 = ?
Ones: 1 - 7 → can’t do! Borrow 1 from tens.
61 becomes 5 tens and 11 ones.
11 - 7 = 4
Tens: 5 - 0 = 5
Answer:
54
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12) 60 - 7 = ?
Ones: 0 - 7 → can’t do! Borrow 1 from tens.
60 becomes 5 tens and 10 ones.
10 - 7 = 3
Tens: 5 - 0 = 5
Answer:
53
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13) 46 - 3 = ?
Ones: 6 - 3 = 3
Tens: 4 - 0 = 4
Answer:
43
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14) 87 - 5 = ?
Ones: 7 - 5 = 2
Tens: 8 - 0 = 8
Answer:
82
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15) 39 - 3 = ?
Ones: 9 - 3 = 6
Tens: 3 - 0 = 3
Answer:
36
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16) 46 - 6 = ?
Ones: 6 - 6 = 0
Tens: 4 - 0 = 4
Answer:
40
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17) 34 - 6 = ?
Ones: 4 - 6 → can’t do! Borrow 1 from tens.
34 becomes 2 tens and 14 ones.
14 - 6 = 8
Tens: 2 - 0 = 2
Answer:
28
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18) 71 - 5 = ?
Ones: 1 - 5 → can’t do! Borrow 1 from tens.
71 becomes 6 tens and 11 ones.
11 - 5 = 6
Tens: 6 - 0 = 6
Answer:
66
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19) 41 - 5 = ?
Ones: 1 - 5 → can’t do! Borrow 1 from tens.
41 becomes 3 tens and 11 ones.
11 - 5 = 6
Tens: 3 - 0 = 3
Answer:
36
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20) 76 - 5 = ?
Ones: 6 - 5 = 1
Tens: 7 - 0 = 7
Answer:
71
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Final Answer:
1) 46
2) 39
3) 95
4) 70
5) 15
6) 60
7) 86
8) 80
9) 61
10) 91
11) 54
12) 53
13) 43
14) 82
15) 36
16) 40
17) 28
18) 66
19) 36
20) 71
Parent Tip: Review the logic above to help your child master the concept of subtraction worksheet 2nd grade with.
