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)
- 49
- 149
- 605
- 3184
(a)
49 (=) 50
(b)
149 (=) 150
(c)
605 (=) 610
(d)
3184 (=) 3180
Answer(s): 50, 150, 610, 3180