Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 235588 = 200000 + _____ + 500 + 88
- 691976 = _____ + 90000 + 1000 + 900 + 70 + 6
- 764299 = 700000 + 60000 + _____ + 200 + 90 + 9
- 129821 = 100000 + 20000 + 9000 + _____ + 20 + 1
(a)
235588 = 200000 + _____ + 500 + 88
235588 = 200000 + _____ + 588
235588 - 200000 - 588 = 35000
(b)
691976 = _____ + 90000 + 1000 + 900 + 70 + 6
691976 = _____ + 91976
691976 - 91976 = 600000
(c)
764299 = 700000 + 60000 + _____ + 200 + 90 + 9
764299 = 760000 + _____ + 299
764299 - 760000 - 299 = 4000
(d)
129821 = 100000 + 20000 + 9000 + _____ + 20 + 1
129821 = 129000 + _____ + 21
129821 - 129000 - 21 = 800
Answer(s): 35000, 600000, 4000, 800