Question

Estimate the square root of 900 how it's and need full method

Answer 1

30 is the answer .
first find its LCM and then list common numbers in it. Multiply them.
LCM comes 3,3,2,2,5,5
common 3,2,5
multiply them
3*2*5=30
if there is no common or if one number left which is not common then it is not a square root