Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 + 15 = _____
- 3 + 30 = _____
- 22 + 33 = _____
- 41 + 13 = _____
(a)
7 + 15 = 22
(b)
3 + 30 = 33
(c)
22 + 33 = 55
(d)
41 + 13 = 54
Answer(s): 22, 33, 55, 54