Least Common Multiple (LCM) of 115 and 175
The least common multiple (LCM) of 115 and 175 is 4025.
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 175?
First, calculate the GCD of 115 and 175 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 115 ÷ 175 = 0 remainder 115 |
| 2 | 175 ÷ 115 = 1 remainder 60 |
| 3 | 115 ÷ 60 = 1 remainder 55 |
| 4 | 60 ÷ 55 = 1 remainder 5 |
| 5 | 55 ÷ 5 = 11 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 94 and 138 | 6486 |
| 73 and 183 | 13359 |
| 64 and 145 | 9280 |
| 135 and 40 | 1080 |
| 71 and 102 | 7242 |