Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 508 - 7 = _____
- 33 - 11 = _____
- 836 - 122 = _____
- 7793 - 930 = _____
(a)
508 - 7 = 501
(b)
33 - 11 = 22
(c)
836 - 122 = 714
(d)
7793 - 930 = 6863
Answer(s): 501, 22, 714, 6863