Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 720 + 3 = ______
- 29 + 30 = _____
- 137 + 322 = _____
- 3570 + 118 = _____
(a)
720 + 3 = 723
(b)
29 + 30 = 59
(c)
137 + 322 = 459
(d)
3570 + 118 = 3688
Answer(s): 723, 59, 459, 3688