Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 10000 - 1 = _____
- 40000 - 30 = _____
- 20000 - 600 = _____
- 20000 - 2000 = _____
(a)
10000 - 1 = 9999
(b)
40000 - 30 = 39970
(c)
20000 - 600 = 19400
(d)
20000 - 2000 = 18000
Answer(s): 9999, 39970, 19400, 18000