Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 342174 = 300000 + _____ + 100 + 74
- 295294 = _____ + 90000 + 5000 + 200 + 90 + 4
- 462465 = 400000 + 60000 + _____ + 400 + 60 + 5
- 765839 = 700000 + 60000 + 5000 + _____ + 30 + 9
(a)
342174 = 300000 + _____ + 100 + 74
342174 = 300000 + _____ + 174
342174 - 300000 - 174 = 42000
(b)
295294 = _____ + 90000 + 5000 + 200 + 90 + 4
295294 = _____ + 95294
295294 - 95294 = 200000
(c)
462465 = 400000 + 60000 + _____ + 400 + 60 + 5
462465 = 460000 + _____ + 465
462465 - 460000 - 465 = 2000
(d)
765839 = 700000 + 60000 + 5000 + _____ + 30 + 9
765839 = 765000 + _____ + 39
765839 - 765000 - 39 = 800
Answer(s): 42000, 200000, 2000, 800