Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 20000 - 9 = _____
- 80000 - 10 = _____
- 30000 - 700 = _____
- 30000 - 1000 = _____
(a)
20000 - 9 = 19991
(b)
80000 - 10 = 79990
(c)
30000 - 700 = 29300
(d)
30000 - 1000 = 29000
Answer(s): 19991, 79990, 29300, 29000