20 squared = 20 x 20 = 400 400 in expanded form using exponents = (4 x 10^2) + (0 x 10^1) + (0 x 10^0)
20 squared = 400 = (4 x 100) + (0 x 10) + (0 x 1)
7x7x7
20^2 = 400 = (4 x 100) + (0 x 10) + (0 x 1)
202 would be 20 x 20 in expanded form.
20x20
20 squared = 20 x 20 = 400 400 in expanded form using exponents = (4 x 10^2) + (0 x 10^1) + (0 x 10^0)
20 squared = 400 = (4 x 100) + (0 x 10) + (0 x 1)
352 = 1225 = 1000 + 200 + 20 + 5
20 x 20.400
202 = 400400 in expanded notation is: (4 x 100) + (0 x 10) + (0 x 1)
16x16
7x7x7
Sure thing, honey. 18 squared is 324. In expanded form, it would be 18 x 18, which equals 324. So there you have it, 18 squared in all its expanded glory.
7X7
11x11
19 squared = 19 x 19 = 361