Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 29 x 40 = 29 x _____ x 10
- 57 x 600 = 57 x _____ x 100
- 162 x 9000 = 162 x _____ x 1000
- 5083 x 30000 = 5083 x _____ x 10000
(a)
29 x 40 = 29 x _____ x 10
40 ÷ 10 = 4
(b)
57 x 600 = 57 x _____ x 100
600 ÷ 100 = 6
(c)
162 x 9000 = 162 x _____ x 1000
9000 ÷ 1000 = 9
(d)
5083 x 30000 = 5083 x _____ x 10000
30000 ÷ 10000 = 3
Answer(s): 4, 6, 9, 3