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)
- 28
- 466
- 524
- 1831
(a)
28 (=) 30
(b)
466 (=) 470
(c)
524 (=) 520
(d)
1831 (=) 1830
Answer(s): 30, 470, 520, 1830