Class 2 maths · D.1 · Add and Subtract to 100
Add two-digit numbers within 100
Add the ones, then the tens.
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10 + 12 =
Answer: 22
13 + 22 =
Answer: 35
24 + 25 =
Answer: 49
Tip: Add the ones, then the tens.
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Up next
- Next in this topic Add two-digit numbers with regrouping Class 2
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- Need a warm-up? Add a two-digit and a one-digit number Class 1
Curriculum
Common Core: 2.NBT.B.5
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