Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 700 - 40 + 600 = _______
- 816 = 500 + _______ + 30
- 7366 = 7000 + _______ + 6
- 3262 = 3060 + _______
(a)
700 - 40 + 600
= 700 + 600 - 40
= 1300 - 40
= 1260
(b)
816 = 500 + ______ + 30
816 = 500 + 30 + ______
816 = 530 + ______
816 - 530 = 286
(c)
7366 = 7000 + ______ + 6
7366 = 7000 + 6 + ______
7366 = 7006 + ______
7366 - 7006 = 360
(d)
3262 = 3060 + ______
3262 - 3060 = 202
Answer(s): 1260, 286, 360, 202