Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 139 - 6 = _____
- 38 - 13 = _____
- 935 - 224 = _____
- 6598 - 637 = _____
(a)
139 - 6 = 133
(b)
38 - 13 = 25
(c)
935 - 224 = 711
(d)
6598 - 637 = 5961
Answer(s): 133, 25, 711, 5961