Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 835171 = _____ x 100000 + 35171
- 835171 = _____ x 10000 + 805171
- 835171 = _____ x 1000 + 830171
- 835171 = _____ x 100 + 835071
(a)
835171 = _____ x 100000 + 35171
835171 - 35171 = _____ x 100000
800000 = _____ x 100000
800000 ÷ 100000 = 8
(b)
835171 = _____ x 10000 + 805171
835171 - 805171 = _____ x 10000
30000 = _____ x 10000
30000 ÷ 10000 = 3
(c)
835171 = _____ x 1000 + 830171
835171 - 830171 = _____ x 1000
5000 ÷ 1000 = 5
(d)
835171 = _____ x 100 + 835071
835171 - 835071 = _____ x 100
100 ÷ 100 = 1
Answer(s): 8, 3, 5, 1