Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 49 = ?54
- 14 = 5?
- 23 = 69 = ?27
- 19 = 218 = 8?
(a)
49 =
4 x 69 x 6 =
2454 (b)
14 =
1 x 54 x 5 =
520 (c)
23 =
69 =
6 x 39 x 3 =
1827 (d)
19 =
218 =
1 x 89 x 8 =
872Answer(s): 24, 20, 18, 72