Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3962 = 3000 + _______ + 60
- 4156 = 100 + _______ + 50
- 90 - 4 x 9 = _______
- 90 + 12 ÷ 4 = _______
(a)
3962 = 3000 + _______ + 60
3000 + 60 = 3060
3962 - 3060 = 902
(b)
4156 = 100 + _____ + 50
100 + 50 = 150
4156 - 150 = 4006
(c)
90 - 4 x 9
= 90 - 36
= 54
(d)
90 + 12 ÷ 4
= 90 + 3
= 93
Answer(s): 902, 4006, 54, 93