The sample problem demonstrates adding two 2-digit numbers in columns where regrouping of ones into tens is needed. Emphasis is on lining up the ones and tens and rewriting the sum of the ones column, as per the standard regrouping algorithm.
Practice worksheets for this type of question can be found here:
Grade 2: Adding 2-digit numbers in columns - with regrouping
Grade 3: Adding 2-digit numbers in columns (with regrouping)
Find all of our addition worksheets, from adding by counting objects to addition of multiple large numbers in columns.
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