Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 725816 = _____ x 100000 + 25816
- 725816 = _____ x 10000 + 705816
- 725816 = _____ x 1000 + 720816
- 725816 = _____ x 100 + 725016
(a)
725816 = _____ x 100000 + 25816
725816 - 25816 = _____ x 100000
700000 = _____ x 100000
700000 ÷ 100000 = 7
(b)
725816 = _____ x 10000 + 705816
725816 - 705816 = _____ x 10000
20000 = _____ x 10000
20000 ÷ 10000 = 2
(c)
725816 = _____ x 1000 + 720816
725816 - 720816 = _____ x 1000
5000 ÷ 1000 = 5
(d)
725816 = _____ x 100 + 725016
725816 - 725016 = _____ x 100
800 ÷ 100 = 8
Answer(s): 7, 2, 5, 8