Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 23 x 3 = _____
- 340 x 2 = _____
- 5307 x 2 = _____
- 69199 x 2 = _____
(a)
23 x 3 = 69
(b)
340 x 2 = 680
(c)
5307 x 2 = 10614
(d)
69199 x 2 = 138398
Answer(s): 69, 680, 10614, 138398