Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 715273 = 700000 + _____ + 200 + 73
- 774584 = _____ + 70000 + 4000 + 500 + 80 + 4
- 315457 = 300000 + 10000 + _____ + 400 + 50 + 7
- 673951 = 600000 + 70000 + 3000 + _____ + 50 + 1
(a)
715273 = 700000 + _____ + 200 + 73
715273 = 700000 + _____ + 273
715273 - 700000 - 273 = 15000
(b)
774584 = _____ + 70000 + 4000 + 500 + 80 + 4
774584 = _____ + 74584
774584 - 74584 = 700000
(c)
315457 = 300000 + 10000 + _____ + 400 + 50 + 7
315457 = 310000 + _____ + 457
315457 - 310000 - 457 = 5000
(d)
673951 = 600000 + 70000 + 3000 + _____ + 50 + 1
673951 = 673000 + _____ + 51
673951 - 673000 - 51 = 900
Answer(s): 15000, 700000, 5000, 900