Least Common Multiple (LCM) of 149 and 10
The least common multiple (LCM) of 149 and 10 is 1490.
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 149 and 10?
First, calculate the GCD of 149 and 10 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 149 ÷ 10 = 14 remainder 9 |
| 2 | 10 ÷ 9 = 1 remainder 1 |
| 3 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 170 and 90 | 1530 |
| 171 and 72 | 1368 |
| 93 and 140 | 13020 |
| 129 and 86 | 258 |
| 142 and 100 | 7100 |