Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 398991 = 300000 + _____ + 900 + 91
- 533676 = _____ + 30000 + 3000 + 600 + 70 + 6
- 263133 = 200000 + 60000 + _____ + 100 + 30 + 3
- 718913 = 700000 + 10000 + 8000 + _____ + 10 + 3
(a)
398991 = 300000 + _____ + 900 + 91
398991 = 300000 + _____ + 991
398991 - 300000 - 991 = 98000
(b)
533676 = _____ + 30000 + 3000 + 600 + 70 + 6
533676 = _____ + 33676
533676 - 33676 = 500000
(c)
263133 = 200000 + 60000 + _____ + 100 + 30 + 3
263133 = 260000 + _____ + 133
263133 - 260000 - 133 = 3000
(d)
718913 = 700000 + 10000 + 8000 + _____ + 10 + 3
718913 = 718000 + _____ + 13
718913 - 718000 - 13 = 900
Answer(s): 98000, 500000, 3000, 900