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)
- 89
- 311
- 927
- 3090
(a)
89 (=) 90
(b)
311 (=) 310
(c)
927 (=) 930
(d)
3090 (=) 3090
Answer(s): 90, 310, 930, 3090