PSLEFind the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- LCM of 2 and 3
- LCM of 9 and 18
- LCM of 12 and 14
- LCM of 4, 7 and 8
(a)
Multiples of 2: 2, 4, 6
Multiples of 3: 3, 6
LCM of 2 and 3 =
6 (b)
Multiples of 9: 9, 18
Multiples of 18: 18
LCM of 9 and 18 =
18 (c)
Multiples of 12: 12, 24, 36, 48, 60, 72, 84
Multiples of 14: 14, 28, 42, 56, 70, 84
LCM of 12 and 14 =
84 (d)
Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56
Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56
Multiples of 8: 8, 16, 24, 32, 40, 48, 56
LCM of 4, 7 and 8 =
56 Answer(s): 6, 18, 84, 56