Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 400 + 10 + 6 = _____
- 9000 + 700 + 80 = _____
- 4000 + 300 + 6 = _____
- 5000 + 600 + 10 = _____
(a)
400 + 10 + 6 = 416
(b)
9000 + 700 + 80 = 9780
(c)
4000 + 300 + 6 = 4306
(d)
5000 + 600 + 10 = 5610
Answer(s): 416, 9780, 4306, 5610