Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 20 x 70 = _____
- 700 x 40 = _____
- 4000 x 700 = _____
- 9000 x 8000 = _____
(a)
20 x 70 = 1400
(b)
700 x 40 = 28000
(c)
4000 x 700 = 2800000
(d)
9000 x 8000 = 72000000
Answer(s): 1400, 28000, 2800000, 72000000