Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.9 + 0.2 = ______
- 1.9 + 0.2 = ______
- 1.6 + 2.5 = ______
- 2.5 + 2.6 = ______
(a)
0.9 + 0.2 = 1.1
(b)
1.9 + 0.2 = 2.1
(c)
1.6 + 2.5 = 4.1
(d)
2.5 + 2.6 = 5.1
Answer(s): 1.1, 2.1, 4.1, 5.1