Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 10000 - 9 = _____
- 70000 - 90 = _____
- 80000 - 900 = _____
- 50000 - 2000 = _____
(a)
10000 - 9 = 9991
(b)
70000 - 90 = 69910
(c)
80000 - 900 = 79100
(d)
50000 - 2000 = 48000
Answer(s): 9991, 69910, 79100, 48000