Friday 30 December 2011

Squaring numbers in 50's :

Lets take, 52

Square 52 = 2704

Steps :

1. Add the once digit to 25.
2. Attach the square of once digit. If it is a single digit to fill the vacancy of the tenth digit put zero. Here 04 will be attached to 25+2.
3. So the answer is 2704.

Try all  the numbers in the 50's for practice.

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