Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 500 + 30 + 7 = _____
- 6000 + 700 + 20 = _____
- 8000 + 300 + 1 = _____
- 3000 + 800 + 80 = _____
(a)
500 + 30 + 7 = 537
(b)
6000 + 700 + 20 = 6720
(c)
8000 + 300 + 1 = 8301
(d)
3000 + 800 + 80 = 3880
Answer(s): 537, 6720, 8301, 3880