Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 79 = ?54
- 19 = 4?
- 59 = 1018 = ?36
- 18 = 216 = 3?
(a)
79 =
7 x 69 x 6 =
4254 (b)
19 =
1 x 49 x 4 =
436 (c)
59 =
1018 =
10 x 218 x 2 =
2036 (d)
18 =
216 =
1 x 38 x 3 =
324Answer(s): 42, 36, 20, 24