Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 312544 = 300000 + _____ + 500 + 44
- 284645 = _____ + 80000 + 4000 + 600 + 40 + 5
- 445963 = 400000 + 40000 + _____ + 900 + 60 + 3
- 353681 = 300000 + 50000 + 3000 + _____ + 80 + 1
(a)
312544 = 300000 + _____ + 500 + 44
312544 = 300000 + _____ + 544
312544 - 300000 - 544 = 12000
(b)
284645 = _____ + 80000 + 4000 + 600 + 40 + 5
284645 = _____ + 84645
284645 - 84645 = 200000
(c)
445963 = 400000 + 40000 + _____ + 900 + 60 + 3
445963 = 440000 + _____ + 963
445963 - 440000 - 963 = 5000
(d)
353681 = 300000 + 50000 + 3000 + _____ + 80 + 1
353681 = 353000 + _____ + 81
353681 - 353000 - 81 = 600
Answer(s): 12000, 200000, 5000, 600