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)
- 38
- 284
- 800
- 3155
(a)
38 (=) 40
(b)
284 (=) 280
(c)
800 (=) 800
(d)
3155 (=) 3160
Answer(s): 40, 280, 800, 3160