Question

Question 3 (i)
Find the square root of the following decimal numbers:
2.56

Answer 1

2.56

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

Hence, the square root of 2.56 is 1.6.