Least Common Multiple (LCM) of 118 and 90
The least common multiple (LCM) of 118 and 90 is 5310.
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 118 and 90?
First, calculate the GCD of 118 and 90 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 118 ÷ 90 = 1 remainder 28 |
| 2 | 90 ÷ 28 = 3 remainder 6 |
| 3 | 28 ÷ 6 = 4 remainder 4 |
| 4 | 6 ÷ 4 = 1 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 105 and 185 | 3885 |
| 76 and 160 | 3040 |
| 125 and 57 | 7125 |
| 33 and 166 | 5478 |
| 132 and 124 | 4092 |