Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 + 13 = _____
- 4 + 17 = _____
- 18 + 58 = _____
- 46 + 19 = _____
(a)
1 + 13 = 14
(b)
4 + 17 = 21
(c)
18 + 58 = 76
(d)
46 + 19 = 65
Answer(s): 14, 21, 76, 65