Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.8 + 0.4 = ______
- 1.3 + 0.3 = ______
- 1.3 + 2.6 = ______
- 2.4 + 2.5 = ______
(a)
0.8 + 0.4 = 1.2
(b)
1.3 + 0.3 = 1.6
(c)
1.3 + 2.6 = 3.9
(d)
2.4 + 2.5 = 4.9
Answer(s): 1.2, 1.6, 3.9, 4.9