Let’s solve each subtraction problem step by step.
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First problem: 54 - 12
Break it down:
- Subtract the ones place: 4 - 2 = 2
- Subtract the tens place: 5 - 1 = 4
→ So, 54 - 12 =
42
Check: 42 + 12 = 54 → Correct!
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Second problem: 73 - 22
Break it down:
- Ones place: 3 - 2 = 1
- Tens place: 7 - 2 = 5
→ So, 73 - 22 =
51
Check: 51 + 22 = 73 → Correct!
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Third problem: 36 - 13
Break it down:
- Ones place: 6 - 3 = 3
- Tens place: 3 - 1 = 2
→ So, 36 - 13 =
23
Check: 23 + 13 = 36 → Correct!
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Fourth problem: 85 - 32
Break it down:
- Ones place: 5 - 2 = 3
- Tens place: 8 - 3 = 5
→ So, 85 - 32 =
53
Check: 53 + 32 = 85 → Correct!
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Final Answer:
54 - 12 = 42
73 - 22 = 51
36 - 13 = 23
85 - 32 = 53
Parent Tip: Review the logic above to help your child master the concept of subtraction worksheet using base ten.
