Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 135 - 1 = _____
- 33 - 13 = _____
- 537 - 126 = _____
- 1598 - 435 = _____
(a)
135 - 1 = 134
(b)
33 - 13 = 20
(c)
537 - 126 = 411
(d)
1598 - 435 = 1163
Answer(s): 134, 20, 411, 1163