Question

find the square root of each of following decimal number 1398.76 how to solve this question answer​

Answer 1

just find the square root of 1398.76

Answer 2

Apply long Division method for finding the square root

1) make pairs of two numbers from last

$3)13 \: \: 98 \: \: .76 \: \: (37.4 \\ \: \: \: \: \: 9 \\ - - - - - \\ \: \: \: \: \: 67)498 \\ \: \: \: \: \: \: \: \: \: \: \: 469 \\ - - - - - - \\ \: \: \: \: \: \: \: \: \:744 )2976 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: 2976 \\ \: \: \: \: \: \: \: \: \: - - - - - - \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: 0$
Hope it helps you

2) You can also go for second method

write 1398.76 as

$\sqrt{\bigg(\frac{139876}{100}\bigg)}$

do prime factors of numerator ,and take out the numbers appears twice,and √100 = 10