Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 226 + 3 = ______
- 20 + 31 = _____
- 431 + 324 = _____
- 1075 + 311 = _____
(a)
226 + 3 = 229
(b)
20 + 31 = 51
(c)
431 + 324 = 755
(d)
1075 + 311 = 1386
Answer(s): 229, 51, 755, 1386