Add & subtract crossing the 10 w/in 100
Add & subtract crossing the 10 w/in 100
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2.NBT.5
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About This Sprint
Add single-digit numbers to 2-digit numbers.
Subtract single-digit numbers from 2-digit numbers.
2.NBT.5
Add single-digit numbers to 2-digit numbers.
Subtract single-digit numbers from 2-digit numbers.