Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.3 + 0.9 = ______
- 1.2 + 0.3 = ______
- 1.8 + 2.3 = ______
- 2.8 + 2.4 = ______
(a)
0.3 + 0.9 = 1.2
(b)
1.2 + 0.3 = 1.5
(c)
1.8 + 2.3 = 4.1
(d)
2.8 + 2.4 = 5.2
Answer(s): 1.2, 1.5, 4.1, 5.2