Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 17 x 10 = 17 x _____ x 10
- 75 x 900 = 75 x _____ x 100
- 787 x 5000 = 787 x _____ x 1000
- 6453 x 60000 = 6453 x _____ x 10000
(a)
17 x 10 = 17 x _____ x 10
10 ÷ 10 = 1
(b)
75 x 900 = 75 x _____ x 100
900 ÷ 100 = 9
(c)
787 x 5000 = 787 x _____ x 1000
5000 ÷ 1000 = 5
(d)
6453 x 60000 = 6453 x _____ x 10000
60000 ÷ 10000 = 6
Answer(s): 1, 9, 5, 6