Question

find the square root of 390625 by division method

Answer 1

Hi ,

Square root of a perfect square by
___________________________
the long division method:
____________________

1 ) Group the digits in pairs, starting

with the digit in the units place.

Each pair and the remaining digit is

called a period.

2 ) Find the largest number whose

square is equal to or just less than

the first period. Take this number as

the divisor and as the quotient.

3 ) Subtract the product of the divisor

and the quotient from the first period

and bring down the next period to

the right of the remainder. This

becomes the new dividend.

4 ) Now, the new divisor is obtained

by taking two the quotient and

annexing with it a suitable digit which

is also taken as the next digit of the

quotient chosen in such a way that

the product of the new divisor and

this digit is equal to or just less than

the new dividend.

5 ) Repeat steps 2, 3and 4 till the

periods have been taken up.

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6 ) 39 06 25 ( 625
36
__________
122 ) 306
244
_____________
1245)5225
5225
_________________
0


Therefore

Sqrt (390625) = 625

I hope this will useful to you.

*******

Answer 2

Answer:

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