Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 824 + 1 = ______
- 26 + 30 = _____
- 233 + 423 = _____
- 1872 + 413 = _____
(a)
824 + 1 = 825
(b)
26 + 30 = 56
(c)
233 + 423 = 656
(d)
1872 + 413 = 2285
Answer(s): 825, 56, 656, 2285