Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.2 + 0.1 = ______
- 1.2 + 0.1 = ______
- 2.3 + 2.2 = ______
- 1.4 + 2.1 = ______
(a)
0.2 + 0.1 = 0.3
(b)
1.2 + 0.1 = 1.3
(c)
2.3 + 2.2 = 4.5
(d)
1.4 + 2.1 = 3.5
Answer(s): 0.3, 1.3, 4.5, 3.5