Least Common Multiple (LCM) of 98 and 105
The least common multiple (LCM) of 98 and 105 is 1470.
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 98 and 105?
First, calculate the GCD of 98 and 105 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 98 ÷ 105 = 0 remainder 98 |
| 2 | 105 ÷ 98 = 1 remainder 7 |
| 3 | 98 ÷ 7 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 125 and 149 | 18625 |
| 68 and 69 | 4692 |
| 72 and 149 | 10728 |
| 190 and 92 | 8740 |
| 140 and 164 | 5740 |