Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 359 - 1 = _____
- 31 - 11 = _____
- 936 - 324 = _____
- 1692 - 531 = _____
(a)
359 - 1 = 358
(b)
31 - 11 = 20
(c)
936 - 324 = 612
(d)
1692 - 531 = 1161
Answer(s): 358, 20, 612, 1161