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)
- 92
- 411
- 681
- 1648
(a)
92 (=) 90
(b)
411 (=) 410
(c)
681 (=) 680
(d)
1648 (=) 1650
Answer(s): 90, 410, 680, 1650