Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 612940 = 600000 + _____ + 900 + 40
- 863463 = _____ + 60000 + 3000 + 400 + 60 + 3
- 622259 = 600000 + 20000 + _____ + 200 + 50 + 9
- 115265 = 100000 + 10000 + 5000 + _____ + 60 + 5
(a)
612940 = 600000 + _____ + 900 + 40
612940 = 600000 + _____ + 940
612940 - 600000 - 940 = 12000
(b)
863463 = _____ + 60000 + 3000 + 400 + 60 + 3
863463 = _____ + 63463
863463 - 63463 = 800000
(c)
622259 = 600000 + 20000 + _____ + 200 + 50 + 9
622259 = 620000 + _____ + 259
622259 - 620000 - 259 = 2000
(d)
115265 = 100000 + 10000 + 5000 + _____ + 60 + 5
115265 = 115000 + _____ + 65
115265 - 115000 - 65 = 200
Answer(s): 12000, 800000, 2000, 200