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)
- 93
- 386
- 947
- 3615
(a)
93 (=) 90
(b)
386 (=) 390
(c)
947 (=) 950
(d)
3615 (=) 3620
Answer(s): 90, 390, 950, 3620