Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 7.2 - 3.5 = ______
- 4.24 - 4.22 = ______
- 1.8 - 0.18 = ______
- 18.89 - 10 = ______
(a)
7.2 - 3.5 = 3.7
(b)
4.24 - 4.22 = 0.02
(c)
1.8 - 0.18 = 1.62
(d)
18.89 - 10 = 8.89
Answer(s): 3.7, 0.02, 1.62, 8.89