Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 825 + 1 = ______
- 20 + 34 = _____
- 430 + 321 = _____
- 1371 + 311 = _____
(a)
825 + 1 = 826
(b)
20 + 34 = 54
(c)
430 + 321 = 751
(d)
1371 + 311 = 1682
Answer(s): 826, 54, 751, 1682