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Worksheet: Adding Two-Digit Numbers by Breaking Both into Tens and Ones

Q1:

We can break apart numbers into tens and ones to add.

Add the tens.

What is 4 0 + 1 0 ?

Add the ones.

What is 3 + 6 ?

Add the sums to find 4 3 + 1 6 .

Q2:

Break apart the numbers into tens and ones to add.