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Maths for Std III
How to add numbers
Addition by drawing 2 + 5 7
Addition by drawing 4 + 5 9
Addition by fingers 3 + 4 7
Counting with head and fingers 7 + 5 Put 7 in your head Then continue counting after 7 8 9 10 11 12 1  2
Addition with carrying ,[object Object],[object Object],U T U 7 + 5 1 2 T
Addition with carrying ,[object Object],[object Object],U T Write the 2 in the unit column 2 1  2 U T
Addition with carrying ,[object Object],[object Object],1  2 U T U T Write the  2  in the unit column 2 1 6 Write the  1  in the tens column Add
Some worked examples
Example 1 ,[object Object],[object Object],[object Object],[object Object],2 3 + 1 4 7 3 3 7
Example 2 ,[object Object],[object Object],[object Object],[object Object],1 2  2 5 + 1 5  6 5 m cm 10 0 1
Example 3 ,[object Object],[object Object],[object Object],[object Object],H T U 1 2 5 7 2 0 5 4 8 cL cL cL +
Example 4 ,[object Object],[object Object],[object Object],[object Object],U T H
Example 5 ,[object Object],[object Object],[object Object],[object Object],H  T  U

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Addition for Standard III