PSLEFind the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- LCM of 7 and 8
- LCM of 2 and 11
- LCM of 12 and 16
- LCM of 2, 3 and 4
(a)
Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56
Multiples of 8: 8, 16, 24, 32, 40, 48, 56
LCM of 7 and 8 =
56 (b)
Multiples of 2: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22
Multiples of 11: 11, 22
LCM of 2 and 11 =
22 (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): 56, 22, 48, 12