Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 122 + 1 = ______
- 24 + 30 = _____
- 435 + 122 = _____
- 4273 + 216 = _____
(a)
122 + 1 = 123
(b)
24 + 30 = 54
(c)
435 + 122 = 557
(d)
4273 + 216 = 4489
Answer(s): 123, 54, 557, 4489