Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4 x 70 = _____
- 70 x 9 = _____
- 10 x 10 = _____
- 72 x 10 = _____
(a)
4 x 70 = 280
(b)
70 x 9 = 630
(c)
10 x 10 = 100
(d)
72 x 10 = 720
Answer(s): 280, 630, 100, 720