Least Common Multiple (LCM) of 188 and 40
The least common multiple (LCM) of 188 and 40 is 1880.
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 188 and 40?
First, calculate the GCD of 188 and 40 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 188 ÷ 40 = 4 remainder 28 |
| 2 | 40 ÷ 28 = 1 remainder 12 |
| 3 | 28 ÷ 12 = 2 remainder 4 |
| 4 | 12 ÷ 4 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 178 and 49 | 8722 |
| 184 and 28 | 1288 |
| 181 and 180 | 32580 |
| 81 and 179 | 14499 |
| 66 and 50 | 1650 |