Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 820 + 6 = ______
- 20 + 38 = _____
- 437 + 221 = _____
- 4672 + 312 = _____
(a)
820 + 6 = 826
(b)
20 + 38 = 58
(c)
437 + 221 = 658
(d)
4672 + 312 = 4984
Answer(s): 826, 58, 658, 4984