Least Common Multiple (LCM) of 115 and 50
The least common multiple (LCM) of 115 and 50 is 1150.
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 115 and 50?
First, calculate the GCD of 115 and 50 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 115 ÷ 50 = 2 remainder 15 |
| 2 | 50 ÷ 15 = 3 remainder 5 |
| 3 | 15 ÷ 5 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 38 | 5510 |
| 134 and 76 | 5092 |
| 79 and 71 | 5609 |
| 59 and 38 | 2242 |
| 178 and 123 | 21894 |