Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 45 x 10 = 45 x _____ x 10
- 83 x 700 = 83 x _____ x 100
- 679 x 3000 = 679 x _____ x 1000
- 8119 x 90000 = 8119 x _____ x 10000
(a)
45 x 10 = 45 x _____ x 10
10 ÷ 10 = 1
(b)
83 x 700 = 83 x _____ x 100
700 ÷ 100 = 7
(c)
679 x 3000 = 679 x _____ x 1000
3000 ÷ 1000 = 3
(d)
8119 x 90000 = 8119 x _____ x 10000
90000 ÷ 10000 = 9
Answer(s): 1, 7, 3, 9