Find the following values without a calculator. Arrange the numbers from the smallest to the biggest.
- 76, 87, 68
- 456, 546, 645
- 998, 899, 898
(a)
(smallest) 68, 76, 87 (greatest)
(b)
(smallest) 456, 546, 645 (greatest)
(c)
(smallest) 898, 899, 998 (greatest)
Answer(s): (a) 68, 76, 87; (b) 456, 546, 645; (c) 898, 899, 998