Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7355 = 7000 + _______ + 50
- 9186 = 100 + _______ + 80
- 90 - 2 x 8 = _______
- 50 + 15 ÷ 3 = _______
(a)
7355 = 7000 + _______ + 50
7000 + 50 = 7050
7355 - 7050 = 305
(b)
9186 = 100 + _____ + 80
100 + 80 = 180
9186 - 180 = 9006
(c)
90 - 2 x 8
= 90 - 16
= 74
(d)
50 + 15 ÷ 3
= 50 + 5
= 55
Answer(s): 305, 9006, 74, 55