Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 400 + 50 + 7 = _____
- 9000 + 800 + 10 = _____
- 5000 + 300 + 6 = _____
- 4000 + 200 + 60 = _____
(a)
400 + 50 + 7 = 457
(b)
9000 + 800 + 10 = 9810
(c)
5000 + 300 + 6 = 5306
(d)
4000 + 200 + 60 = 4260
Answer(s): 457, 9810, 5306, 4260