Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 485264 = 400000 + _____ + 200 + 64
- 675748 = _____ + 70000 + 5000 + 700 + 40 + 8
- 776129 = 700000 + 70000 + _____ + 100 + 20 + 9
- 139117 = 100000 + 30000 + 9000 + _____ + 10 + 7
(a)
485264 = 400000 + _____ + 200 + 64
485264 = 400000 + _____ + 264
485264 - 400000 - 264 = 85000
(b)
675748 = _____ + 70000 + 5000 + 700 + 40 + 8
675748 = _____ + 75748
675748 - 75748 = 600000
(c)
776129 = 700000 + 70000 + _____ + 100 + 20 + 9
776129 = 770000 + _____ + 129
776129 - 770000 - 129 = 6000
(d)
139117 = 100000 + 30000 + 9000 + _____ + 10 + 7
139117 = 139000 + _____ + 17
139117 - 139000 - 17 = 100
Answer(s): 85000, 600000, 6000, 100