Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 28 - 10 = _____
- 40 - 10 = _____
- 69 - 10 = _____
- 75 - 10 = _____
(a)
28 - 10 = 18
(b)
40 - 10 = 30
(c)
69 - 10 = 59
(d)
75 - 10 = 65
Answer(s): 18, 30, 59, 65