What is the least common multiple of 3 and 4?
Understand the Problem
The question is asking to find the least common multiple (LCM) of the numbers 3 and 4. To solve this, we will identify the multiples of each number and find the smallest common multiple between them.
Answer
12
Answer for screen readers
The final answer is 12
Steps to Solve
-
List the multiples of each number
List the first few multiples of 3 and 4.
Multiples of 3: $3, 6, 9, 12, 15, 18, ...$ Multiples of 4: $4, 8, 12, 16, 20, ...$
- Identify the common multiples
Find the common multiples from the lists above. In this case, the first common multiple is 12.
- Choose the smallest common multiple
The smallest common multiple from the lists is 12.
The final answer is 12
More Information
The least common multiple (LCM) of two numbers is the smallest positive integer that is evenly divisible by both numbers.
Tips
A common mistake is stopping at the first multiples of each number. Make sure to list enough multiples to find a common one.
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