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.
- 7 x 7 x 7 = ______
- 12 x 25 = ______
- 2 x 700 = ______
(a)
9 x 9 = 81
(b)
7 x 7 x 7 = 343
(c)
12 x 25 = 300
(d)
2 x 700= 1400
Answer(s): 9, 343, 300, 1400