Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.7 + 0.1 = ______
- 1.7 + 0.7 = ______
- 1.7 + 2.2 = ______
- 2.5 + 2.8 = ______
(a)
0.7 + 0.1 = 0.8
(b)
1.7 + 0.7 = 2.4
(c)
1.7 + 2.2 = 3.9
(d)
2.5 + 2.8 = 5.3
Answer(s): 0.8, 2.4, 3.9, 5.3