can you count the number of squares?

Question

Answer 1

16 squares
.
9 1x1
5 2x2
1 3x3
1 4x4

Answer 2

16 squares totally.
1 => 4*4 square(Largest square)
1 => 3*3 square
5 => 2*2 square
9 => 1*1 square(smallest squares).
So 1+1+5+9 = 16 squares.