simple ADDITION TECHNIQUE

Here some simple technique  of addition for u

Solved Examples

Example 1:

Calculate 49 + 84

49      =        50 – 1

84      =         80 + 4

Ans    =        130+3 = 133

Solution:

Example 2:

Calculate 459 + 874

Solution:

459       =     400 + 60  -  1

874       =     800 + 70  +  4 

sol.             1200 + 130 + 3   =   1333