Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 + 41 = _____
- 36 + 23 = _____
- 21 + 41 = _____
- 50 + 40 = _____
(a)
7 + 41 = 48
(b)
36 + 23 = 59
(c)
21 + 41 = 62
(d)
50 + 40 = 90
Answer(s): 48, 59, 62, 90