Least Common Multiple (LCM) of 10 and 195
The least common multiple (LCM) of 10 and 195 is 390.
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 10 and 195?
First, calculate the GCD of 10 and 195 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 10 ÷ 195 = 0 remainder 10 |
| 2 | 195 ÷ 10 = 19 remainder 5 |
| 3 | 10 ÷ 5 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 172 and 196 | 8428 |
| 95 and 105 | 1995 |
| 36 and 90 | 180 |
| 17 and 25 | 425 |
| 175 and 114 | 19950 |