Least Common Multiple (LCM) of 68 and 148
The least common multiple (LCM) of 68 and 148 is 2516.
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 68 and 148?
First, calculate the GCD of 68 and 148 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 148 = 0 remainder 68 |
| 2 | 148 ÷ 68 = 2 remainder 12 |
| 3 | 68 ÷ 12 = 5 remainder 8 |
| 4 | 12 ÷ 8 = 1 remainder 4 |
| 5 | 8 ÷ 4 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 189 and 130 | 24570 |
| 108 and 189 | 756 |
| 156 and 30 | 780 |
| 105 and 18 | 630 |
| 102 and 140 | 7140 |