Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 388213 = _____ x 100000 + 88213
- 388213 = _____ x 10000 + 308213
- 388213 = _____ x 1000 + 380213
- 388213 = _____ x 100 + 388013
(a)
388213 = _____ x 100000 + 88213
388213 - 88213 = _____ x 100000
300000 = _____ x 100000
300000 ÷ 100000 = 3
(b)
388213 = _____ x 10000 + 308213
388213 - 308213 = _____ x 10000
80000 = _____ x 10000
80000 ÷ 10000 = 8
(c)
388213 = _____ x 1000 + 380213
388213 - 380213 = _____ x 1000
8000 ÷ 1000 = 8
(d)
388213 = _____ x 100 + 388013
388213 - 388013 = _____ x 100
200 ÷ 100 = 2
Answer(s): 3, 8, 8, 2