Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 0.76 + 0.82 = ______
- 1.78 + 0.05 = ______
- 1.51 + 2.49 = ______
- 2.09 + 2.78 = ______
(a)
0.76 + 0.82 = 1.58
(b)
1.78 + 0.05 = 1.83
(c)
1.51 + 2.49 = 4
(d)
2.09 + 2.78 = 4.87
Answer(s): 1.58, 1.83, 4, 4.87