Least Common Multiple (LCM) of 80 and 48
The least common multiple (LCM) of 80 and 48 is 240.
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 80 and 48?
First, calculate the GCD of 80 and 48 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 80 ÷ 48 = 1 remainder 32 |
| 2 | 48 ÷ 32 = 1 remainder 16 |
| 3 | 32 ÷ 16 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 190 and 155 | 5890 |
| 73 and 90 | 6570 |
| 166 and 138 | 11454 |
| 113 and 160 | 18080 |
| 100 and 139 | 13900 |