2*-2, 3*-3,4*-4,etc. * is a times sign.
-16
Yes
Yes.
4, 9, 16, 25, 36, 49, 64, 81, and 100
.... 49, 36, 25, 16, 9, 4 and 1
4,9,16,25,36,49,64,81,100,121
36%= 9/25 * 100%= 0.36 * 100%= 36%
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
1491625364964811001, 4, 9, 16, 25, 36, 49, 64, 81, and 100
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
101
36/100 = 9/25