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Adding Whole Numbers
You add numbers by adding the digits in each
place value column from right to left. Add each
column starting with the ones place. If the number
is more than ten you regroup or carry.
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Adding Two Digit Numbers with Regrouping (Carrying)
Adding Two Digit Numbers with Regrouping (Carrying)
adding two digit numbers with regrouping
Example: Add 78 + 68 =?

Step-1: Line up the number by place value.