Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 324 + 2 = ______
- 23 + 30 = _____
- 434 + 124 = _____
- 2472 + 211 = _____
(a)
324 + 2 = 326
(b)
23 + 30 = 53
(c)
434 + 124 = 558
(d)
2472 + 211 = 2683
Answer(s): 326, 53, 558, 2683