Question

The square root of the decimal numbers 2.56 is ___ .

Answer 1

We apply the concept of grouping and long division of 2.56 to get the required answer.

$\begin{array}{cc}& 1.6\\ 1& \overline{2}\cdot \overline{56}\\ & -1\\ 26& 156\\ & -156\\ & 0\end{array}$

Hence, the square root of 2.56 is 1.6.