Find the following values without a calculator.
Arrange the numbers from the biggest to the smallest.
- 51, 31, 71
- 645, 456, 546
- 221, 121, 122
(a)
(smallest) 31, 51, 71 (greatest)
(b)
(smallest) 456, 546, 645 (greatest)
(c)
(smallest) 121, 122, 221 (greatest)
Answer(s): (a) 71, 51, 31; (b) 645, 546, 456; (c) 221, 122, 121