Find the following values without a calculator. Round off the following numbers to the nearest 10.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 40
- 423
- 515
- 3986
(a)
40 (=) 40
(b)
423 (=) 420
(c)
515 (=) 520
(d)
3986 (=) 3990
Answer(s): 40, 420, 520, 3990