Least Common Multiple (LCM) of 155 and 95
The least common multiple (LCM) of 155 and 95 is 2945.
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 155 and 95?
First, calculate the GCD of 155 and 95 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 95 = 1 remainder 60 |
| 2 | 95 ÷ 60 = 1 remainder 35 |
| 3 | 60 ÷ 35 = 1 remainder 25 |
| 4 | 35 ÷ 25 = 1 remainder 10 |
| 5 | 25 ÷ 10 = 2 remainder 5 |
| 6 | 10 ÷ 5 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 49 and 60 | 2940 |
| 102 and 48 | 816 |
| 86 and 190 | 8170 |
| 161 and 62 | 9982 |
| 73 and 21 | 1533 |