Least Common Multiple (LCM) of 115 and 76
The least common multiple (LCM) of 115 and 76 is 8740.
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 76?
First, calculate the GCD of 115 and 76 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 115 ÷ 76 = 1 remainder 39 |
| 2 | 76 ÷ 39 = 1 remainder 37 |
| 3 | 39 ÷ 37 = 1 remainder 2 |
| 4 | 37 ÷ 2 = 18 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 187 and 87 | 16269 |
| 161 and 117 | 18837 |
| 114 and 186 | 3534 |
| 127 and 197 | 25019 |
| 12 and 108 | 108 |