Least Common Multiple (LCM) of 70 and 44
The least common multiple (LCM) of 70 and 44 is 1540.
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 70 and 44?
First, calculate the GCD of 70 and 44 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 44 = 1 remainder 26 |
| 2 | 44 ÷ 26 = 1 remainder 18 |
| 3 | 26 ÷ 18 = 1 remainder 8 |
| 4 | 18 ÷ 8 = 2 remainder 2 |
| 5 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 105 and 105 | 105 |
| 109 and 110 | 11990 |
| 70 and 57 | 3990 |
| 94 and 198 | 9306 |
| 130 and 83 | 10790 |