Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 + 8 ÷ 2 = _______
- 63 - 30 ÷ 3 = _______
- (64 + 26) ÷ 3 = _______
- (13 + 3) ÷ (2 - 3) = _______
(a)
9 + 8 ÷ 2
= 9 + 4
= 13
(b)
63 - 30 ÷ 3
= 63 - 10
= 53
(c)
(64 + 26) ÷ 3
= 90 ÷ 3
= 30
(d)
(13 + 3) ÷ (2 - 3)
= 16 ÷ -1
= -16
Answer(s): 13, 53, 30, -16