Least Common Multiple (LCM) of 80 and 104
The least common multiple (LCM) of 80 and 104 is 1040.
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 104?
First, calculate the GCD of 80 and 104 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 80 ÷ 104 = 0 remainder 80 |
| 2 | 104 ÷ 80 = 1 remainder 24 |
| 3 | 80 ÷ 24 = 3 remainder 8 |
| 4 | 24 ÷ 8 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 155 and 95 | 2945 |
| 154 and 155 | 23870 |
| 132 and 73 | 9636 |
| 129 and 181 | 23349 |
| 79 and 94 | 7426 |