FAST CALCULATION TRICK
Q- square of 43
We take two base 25 and 50
1. difference from 25 and 43 is 18
2 difference from 50 and 43 is 7 ,so square of 7 is 49
and the ans is 1849
For video CLICK HERE
Q- square of 43
We take two base 25 and 50
1. difference from 25 and 43 is 18
2 difference from 50 and 43 is 7 ,so square of 7 is 49
and the ans is 1849
For video CLICK HERE
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