Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 825207 = 800000 + _____ + 200 + 7
- 619861 = _____ + 10000 + 9000 + 800 + 60 + 1
- 288884 = 200000 + 80000 + _____ + 800 + 80 + 4
- 435764 = 400000 + 30000 + 5000 + _____ + 60 + 4
(a)
825207 = 800000 + _____ + 200 + 7
825207 = 800000 + _____ + 207
825207 - 800000 - 207 = 25000
(b)
619861 = _____ + 10000 + 9000 + 800 + 60 + 1
619861 = _____ + 19861
619861 - 19861 = 600000
(c)
288884 = 200000 + 80000 + _____ + 800 + 80 + 4
288884 = 280000 + _____ + 884
288884 - 280000 - 884 = 8000
(d)
435764 = 400000 + 30000 + 5000 + _____ + 60 + 4
435764 = 435000 + _____ + 64
435764 - 435000 - 64 = 700
Answer(s): 25000, 600000, 8000, 700