Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 453158 = 400000 + _____ + 100 + 58
- 418959 = _____ + 10000 + 8000 + 900 + 50 + 9
- 268984 = 200000 + 60000 + _____ + 900 + 80 + 4
- 735739 = 700000 + 30000 + 5000 + _____ + 30 + 9
(a)
453158 = 400000 + _____ + 100 + 58
453158 = 400000 + _____ + 158
453158 - 400000 - 158 = 53000
(b)
418959 = _____ + 10000 + 8000 + 900 + 50 + 9
418959 = _____ + 18959
418959 - 18959 = 400000
(c)
268984 = 200000 + 60000 + _____ + 900 + 80 + 4
268984 = 260000 + _____ + 984
268984 - 260000 - 984 = 8000
(d)
735739 = 700000 + 30000 + 5000 + _____ + 30 + 9
735739 = 735000 + _____ + 39
735739 - 735000 - 39 = 700
Answer(s): 53000, 400000, 8000, 700