Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 49 = ?81
- 14 = 4?
- 12 = 612 = ?72
- 16 = 212 = 3?
(a)
49 =
4 x 99 x 9 =
3681 (b)
14 =
1 x 44 x 4 =
416 (c)
12 =
612 =
6 x 612 x 6 =
3672 (d)
16 =
212 =
1 x 36 x 3 =
318Answer(s): 36, 16, 36, 18