Question

Square the numbers 8,10,6,7,9,11

Answer 1

To square a number, you multiply it by itself. 
8^2 or 8 squared is 8*8, which is 64.
So, 8 squared is 64.
10^2 or 10 squared is 10*10, which is 100.
So, 10 squared is 100.
6^2 or 6 squared is 6*6, which is 36.
So, 6 squared is 36.
7^2 or 7 squared is 7*7, which is 49.
So, 7 squared is 49.
9^2 or 9 squared is 9*9, which is 81.
So, 9 squared is 81.
11^2 or 11 squared is 11*11, which is 121.
So, 111 squared is 121. 
Hope this helped!

Answer 2

Even if you have a calculator, you should know these squares by heart.

8^2 = 16
10^2=100
6^2=36
7^2=49
9^2=81
11^2 = 121