Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 488244 = 400000 + _____ + 200 + 44
- 495193 = _____ + 90000 + 5000 + 100 + 90 + 3
- 626859 = 600000 + 20000 + _____ + 800 + 50 + 9
- 122287 = 100000 + 20000 + 2000 + _____ + 80 + 7
(a)
488244 = 400000 + _____ + 200 + 44
488244 = 400000 + _____ + 244
488244 - 400000 - 244 = 88000
(b)
495193 = _____ + 90000 + 5000 + 100 + 90 + 3
495193 = _____ + 95193
495193 - 95193 = 400000
(c)
626859 = 600000 + 20000 + _____ + 800 + 50 + 9
626859 = 620000 + _____ + 859
626859 - 620000 - 859 = 6000
(d)
122287 = 100000 + 20000 + 2000 + _____ + 80 + 7
122287 = 122000 + _____ + 87
122287 - 122000 - 87 = 200
Answer(s): 88000, 400000, 6000, 200