Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 626 + 3 = ______
- 20 + 37 = _____
- 436 + 121 = _____
- 3873 + 610 = _____
(a)
626 + 3 = 629
(b)
20 + 37 = 57
(c)
436 + 121 = 557
(d)
3873 + 610 = 4483
Answer(s): 629, 57, 557, 4483