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Least Common Multiple (LCM) of 98 and 80

The least common multiple (LCM) of 98 and 80 is 3920.

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 80?

First, calculate the GCD of 98 and 80 using the Euclidean algorithm. Then use the formula above to find the LCM.

Step-by-Step GCD Calculation

StepCalculation
1 98 ÷ 80 = 1 remainder 18
2 80 ÷ 18 = 4 remainder 8
3 18 ÷ 8 = 2 remainder 2
4 8 ÷ 2 = 4 remainder 0

Examples of LCM Calculations

NumbersLCM
122 and 131586
65 and 1388970
129 and 688772
189 and 9417766
173 and 6511245

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