Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 299216 = 200000 + _____ + 200 + 16
- 531737 = _____ + 30000 + 1000 + 700 + 30 + 7
- 544518 = 500000 + 40000 + _____ + 500 + 10 + 8
- 798963 = 700000 + 90000 + 8000 + _____ + 60 + 3
(a)
299216 = 200000 + _____ + 200 + 16
299216 = 200000 + _____ + 216
299216 - 200000 - 216 = 99000
(b)
531737 = _____ + 30000 + 1000 + 700 + 30 + 7
531737 = _____ + 31737
531737 - 31737 = 500000
(c)
544518 = 500000 + 40000 + _____ + 500 + 10 + 8
544518 = 540000 + _____ + 518
544518 - 540000 - 518 = 4000
(d)
798963 = 700000 + 90000 + 8000 + _____ + 60 + 3
798963 = 798000 + _____ + 63
798963 - 798000 - 63 = 900
Answer(s): 99000, 500000, 4000, 900