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In this worksheet, you have to complete the sum given, by working out the answer to the addition.

 

Example 1

 

Add the numbers:

 

50 + 78

 

Answer

 

First we add the units 0 + 8 = 8

Then we add the tens, 50 + 70 = 120

 

Then we combine the two results to get  120 + 8 = 128

 

The answer is 128

 

 

Example 2

 

Add the numbers:

 

500 + 78

 

Answer

 

First we add the units 0 + 8 = 8

Then we add the tens, 00 + 70 = 70

Then we add the hundreds, 500 + 000 = 500

 

Then we combine the three results to get   500 + 70 + 8 = 578

 

The answer is 578

10 questions