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.
- 8 x 8 x 8 = ______
- 7 x 25 = ______
- 2 x 700 = ______
(a)
9 x 9 = 81
(b)
8 x 8 x 8 = 512
(c)
7 x 25 = 175
(d)
2 x 700= 1400
Answer(s): 9, 512, 175, 1400