Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 822 + 1 = ______
- 21 + 35 = _____
- 532 + 427 = _____
- 1172 + 316 = _____
(a)
822 + 1 = 823
(b)
21 + 35 = 56
(c)
532 + 427 = 959
(d)
1172 + 316 = 1488
Answer(s): 823, 56, 959, 1488