Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 6 + 18 = _____
- 7 + 28 = _____
- 38 + 43 = _____
- 56 + 27 = _____
(a)
6 + 18 = 24
(b)
7 + 28 = 35
(c)
38 + 43 = 81
(d)
56 + 27 = 83
Answer(s): 24, 35, 81, 83