Least Common Multiple (LCM) of 168 and 84
The least common multiple (LCM) of 168 and 84 is 168.
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 168 and 84?
First, calculate the GCD of 168 and 84 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 168 ÷ 84 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 177 and 133 | 23541 |
| 64 and 110 | 3520 |
| 166 and 83 | 166 |
| 176 and 117 | 20592 |
| 138 and 47 | 6486 |