Least Common Multiple (LCM) of 120 and 150
The least common multiple (LCM) of 120 and 150 is 600.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 120 and 150?
First, calculate the GCD of 120 and 150 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 120 ÷ 150 = 0 remainder 120 |
| 2 | 150 ÷ 120 = 1 remainder 30 |
| 3 | 120 ÷ 30 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 157 and 158 | 24806 |
| 168 and 38 | 3192 |
| 50 and 166 | 4150 |
| 184 and 200 | 4600 |
| 55 and 140 | 1540 |