Find the following values without a calculator. Which is greatest?
Give your answers in this manner. (Eg 1, 2, 3)
- 879, 978 or 789
- 6343, 6344 or 6443
- 7312, 7213 or 7123
(a)
(smallest) 789, 879, 978 (greatest)
(b)
(smallest) 6343, 6344, 6443 (greatest)
(c)
(smallest) 7123, 7213, 7312 (greatest)
Answer(s): 978, 6443, 7312