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How to add two digit numbers with regrouping


This lesson includes step by step guidelines on how to add two digit numbers with regrouping.

 

 

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How to add two digit numbers with regrouping

 

Column up the addition

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Sum up the units column

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But your answer will be wrong, if you place number 14 like the way shown below.

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Rule:

WE CANNOT PLACE A NUMBER WHICH IS GREATER THAN 9 UNDER ANY PLACE VALUE LIKE SHOWN IN THE ABOVE PICTURE.

Because;

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How to place a number greater than 9 in the Units Column.

Explanation:

Place number 14 in its correct place values.

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1 belongs to the Tens column whereas 4 belongs to the Units column.

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Place the digits correctly under the two columns.

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Now add the Tens column.

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Click here to try more two digit addition or other addition activities and worksheets.