Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 647622 = 600000 + _____ + 600 + 22
- 476617 = _____ + 70000 + 6000 + 600 + 10 + 7
- 299518 = 200000 + 90000 + _____ + 500 + 10 + 8
- 989366 = 900000 + 80000 + 9000 + _____ + 60 + 6
(a)
647622 = 600000 + _____ + 600 + 22
647622 = 600000 + _____ + 622
647622 - 600000 - 622 = 47000
(b)
476617 = _____ + 70000 + 6000 + 600 + 10 + 7
476617 = _____ + 76617
476617 - 76617 = 400000
(c)
299518 = 200000 + 90000 + _____ + 500 + 10 + 8
299518 = 290000 + _____ + 518
299518 - 290000 - 518 = 9000
(d)
989366 = 900000 + 80000 + 9000 + _____ + 60 + 6
989366 = 989000 + _____ + 66
989366 - 989000 - 66 = 300
Answer(s): 47000, 400000, 9000, 300