Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 648413 = 600000 + _____ + 400 + 13
- 543359 = _____ + 40000 + 3000 + 300 + 50 + 9
- 356637 = 300000 + 50000 + _____ + 600 + 30 + 7
- 731432 = 700000 + 30000 + 1000 + _____ + 30 + 2
(a)
648413 = 600000 + _____ + 400 + 13
648413 = 600000 + _____ + 413
648413 - 600000 - 413 = 48000
(b)
543359 = _____ + 40000 + 3000 + 300 + 50 + 9
543359 = _____ + 43359
543359 - 43359 = 500000
(c)
356637 = 300000 + 50000 + _____ + 600 + 30 + 7
356637 = 350000 + _____ + 637
356637 - 350000 - 637 = 6000
(d)
731432 = 700000 + 30000 + 1000 + _____ + 30 + 2
731432 = 731000 + _____ + 32
731432 - 731000 - 32 = 400
Answer(s): 48000, 500000, 6000, 400