Least Common Multiple (LCM) of 200 and 120
The least common multiple (LCM) of 200 and 120 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 200 and 120?
First, calculate the GCD of 200 and 120 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 200 ÷ 120 = 1 remainder 80 |
| 2 | 120 ÷ 80 = 1 remainder 40 |
| 3 | 80 ÷ 40 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 39 | 6279 |
| 112 and 102 | 5712 |
| 79 and 25 | 1975 |
| 24 and 30 | 120 |
| 116 and 158 | 9164 |