Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 921 + 3 = ______
- 20 + 34 = _____
- 331 + 422 = _____
- 4279 + 710 = _____
(a)
921 + 3 = 924
(b)
20 + 34 = 54
(c)
331 + 422 = 753
(d)
4279 + 710 = 4989
Answer(s): 924, 54, 753, 4989