Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 700 + 20 + 8 = _____
- 9000 + 500 + 50 = _____
- 1000 + 900 + 6 = _____
- 1000 + 600 + 70 = _____
(a)
700 + 20 + 8 = 728
(b)
9000 + 500 + 50 = 9550
(c)
1000 + 900 + 6 = 1906
(d)
1000 + 600 + 70 = 1670
Answer(s): 728, 9550, 1906, 1670