Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- If A x A = 81, find A.
- 9 x 9 x 9 = ______
- 7 x 25 = ______
- 6 x 900 = ______
(a)
9 x 9 = 81
(b)
9 x 9 x 9 = 729
(c)
7 x 25 = 175
(d)
6 x 900= 5400
Answer(s): 9, 729, 175, 5400