Row Addition Of Three Numbers


 
 
Concept Explanation
 

Row Addition of Three Numbers

Addition of three numbers can be performed by adding at digits at ones place together and adding the digits at tens place together.

Let us perform the following addition

50 + 12 + 1 = ?

We will first add the digits at ones place that is 0, 2, 6  and the result will be 8 which will be placed in the ones place of the answer

Then we will add the digits at tens place that is 5, 1, 1  and the result will be 7 which will be placed in the tens place of the answer

As  shown in the figure below

The final result will be 78

Illustration 1: Fill in the blank

A. 8  

B. 4

C. 9

Answer: C

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