PSLEFind the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- LCM of 5 and 6
- LCM of 7 and 12
- LCM of 12 and 16
- LCM of 2, 3 and 4
(a)
Multiples of 5: 5, 10, 15, 20, 25, 30
Multiples of 6: 6, 12, 18, 24, 30
LCM of 5 and 6 =
30 (b)
Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84
Multiples of 12: 12, 24, 36, 48, 60, 72, 84
LCM of 7 and 12 =
84 (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
Multiples of 3: 3, 6, 9, 12
Multiples of 4: 4, 8, 12
LCM of 2, 3 and 4 =
12 Answer(s): 30, 84, 48, 12