Least Common Multiple (LCM) of 160 and 155
The least common multiple (LCM) of 160 and 155 is 4960.
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 160 and 155?
First, calculate the GCD of 160 and 155 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 160 ÷ 155 = 1 remainder 5 |
| 2 | 155 ÷ 5 = 31 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 56 and 81 | 4536 |
| 128 and 138 | 8832 |
| 121 and 99 | 1089 |
| 107 and 27 | 2889 |
| 91 and 117 | 819 |