Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 500 + 70 + 8 = _____
- 9000 + 500 + 60 = _____
- 6000 + 500 + 9 = _____
- 7000 + 100 + 60 = _____
(a)
500 + 70 + 8 = 578
(b)
9000 + 500 + 60 = 9560
(c)
6000 + 500 + 9 = 6509
(d)
7000 + 100 + 60 = 7160
Answer(s): 578, 9560, 6509, 7160