Least Common Multiple (LCM) of 25 and 160
The least common multiple (LCM) of 25 and 160 is 800.
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 25 and 160?
First, calculate the GCD of 25 and 160 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 25 ÷ 160 = 0 remainder 25 |
| 2 | 160 ÷ 25 = 6 remainder 10 |
| 3 | 25 ÷ 10 = 2 remainder 5 |
| 4 | 10 ÷ 5 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 190 and 140 | 2660 |
| 140 and 132 | 4620 |
| 192 and 82 | 7872 |
| 200 and 60 | 600 |
| 138 and 117 | 5382 |