How to find Square Roots with mental calculation. And without Calculating by hand or by calculator. Give the steps for how to find answer for 1681.
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it's unit place =1
squreroot of the given numbers unit place should be 1 or 9
let us assume
40*40 = 1600
1681 is nearest to 1600 and and unit place is 1
there fore
√1681= √41*41=41
squreroot of the given numbers unit place should be 1 or 9
let us assume
40*40 = 1600
1681 is nearest to 1600 and and unit place is 1
there fore
√1681= √41*41=41
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