PSLEFind the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- LCM of 2 and 5
- LCM of 8 and 12
- LCM of 12 and 16
- LCM of 2, 6 and 7
(a)
Multiples of 2: 2, 4, 6, 8, 10
Multiples of 5: 5, 10
LCM of 2 and 5 =
10 (b)
Multiples of 8: 8, 16, 24
Multiples of 12: 12, 24
LCM of 8 and 12 =
24 (c)
Multiples of 12: 12, 24, 36, 48
Multiples of 16: 16, 32, 48
LCM of 12 and 16 =
48 (d)
Multiples of 2: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42
Multiples of 6: 6, 12, 18, 24, 30, 36, 42
Multiples of 7: 7, 14, 21, 28, 35, 42
LCM of 2, 6 and 7 =
42 Answer(s): 10, 24, 48, 42