Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 126 + 1 = ______
- 25 + 31 = _____
- 331 + 325 = _____
- 1270 + 515 = _____
(a)
126 + 1 = 127
(b)
25 + 31 = 56
(c)
331 + 325 = 656
(d)
1270 + 515 = 1785
Answer(s): 127, 56, 656, 1785