Least Common Multiple (LCM) of 70 and 11
The least common multiple (LCM) of 70 and 11 is 770.
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 11?
First, calculate the GCD of 70 and 11 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 11 = 6 remainder 4 |
| 2 | 11 ÷ 4 = 2 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 146 and 159 | 23214 |
| 97 and 91 | 8827 |
| 161 and 29 | 4669 |
| 40 and 65 | 520 |
| 162 and 16 | 1296 |