Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 210 x 2 = _____
- 3 x 231 = _____
- 2130 x 2 = _____
- 3 x 1302 = _____
(a)
210 x 2 = 420
(b)
3 x 231 = 693
(c)
2130 x 2 = 4260
(d)
3 x 1302 = 3906
Answer(s): 420, 693, 4260, 3906