Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 720 + 6 = ______
- 27 + 31 = _____
- 132 + 427 = _____
- 1770 + 913 = _____
(a)
720 + 6 = 726
(b)
27 + 31 = 58
(c)
132 + 427 = 559
(d)
1770 + 913 = 2683
Answer(s): 726, 58, 559, 2683