Least Common Multiple (LCM) of 130 and 25
The least common multiple (LCM) of 130 and 25 is 650.
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 130 and 25?
First, calculate the GCD of 130 and 25 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 25 = 5 remainder 5 |
| 2 | 25 ÷ 5 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 84 and 98 | 588 |
| 188 and 145 | 27260 |
| 199 and 81 | 16119 |
| 175 and 70 | 350 |
| 181 and 77 | 13937 |