Least Common Multiple (LCM) of 125 and 160
The least common multiple (LCM) of 125 and 160 is 4000.
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 125 and 160?
First, calculate the GCD of 125 and 160 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 125 ÷ 160 = 0 remainder 125 |
| 2 | 160 ÷ 125 = 1 remainder 35 |
| 3 | 125 ÷ 35 = 3 remainder 20 |
| 4 | 35 ÷ 20 = 1 remainder 15 |
| 5 | 20 ÷ 15 = 1 remainder 5 |
| 6 | 15 ÷ 5 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 199 and 158 | 31442 |
| 198 and 156 | 5148 |
| 90 and 12 | 180 |
| 114 and 88 | 5016 |
| 123 and 43 | 5289 |