Question

find square of (527)2
by Diagonal method.

Answer 1

$\huge\mathbb\fcolorbox{pink}{lavenderblush}{♡ᎪղՏωᎬя᭄}$

See the attachment!

• 1) Form a square and divide it into sub-squares based on the number of digits, row and column wise. Then draw the diagonals of the smaller squares.
• 2) Multiply each digit on the left of the square with each digit on the top of the column one by one.