Least Common Multiple (LCM) of 80 and 152
The least common multiple (LCM) of 80 and 152 is 1520.
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 152?
First, calculate the GCD of 80 and 152 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 80 ÷ 152 = 0 remainder 80 |
| 2 | 152 ÷ 80 = 1 remainder 72 |
| 3 | 80 ÷ 72 = 1 remainder 8 |
| 4 | 72 ÷ 8 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 128 | 8832 |
| 82 and 140 | 5740 |
| 172 and 87 | 14964 |
| 76 and 103 | 7828 |
| 97 and 157 | 15229 |