Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 + 12 = _____
- 1 + 10 = _____
- 21 + 32 = _____
- 64 + 19 = _____
(a)
2 + 12 = 14
(b)
1 + 10 = 11
(c)
21 + 32 = 53
(d)
64 + 19 = 83
Answer(s): 14, 11, 53, 83