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Grade 5 Math Common Multiples and LCM Definition Question
Mathematics
Grade 5 (Primary School)
Question Content
Meaning: The same multiples of several numbers are called the (______) of these numbers. The smallest one among the common multiples is called the (______) of these numbers.
Correct Answer
common multiples; least common multiple
Detailed Solution Steps
1
Recall the definition of common multiples: multiples that are shared by several numbers. For example, the common multiples of 2 and 3 are 6, 12, 18, ...
2
Recall the definition of the least common multiple (LCM): the smallest number among the common multiples. For example, the LCM of 2 and 3 is 6.
3
Conclusion: the blanks are filled with 'common multiples' and 'least common multiple'.
Knowledge Points Involved
1
Common Multiples
Multiples that are shared by two or more numbers, for example, the common multiples of 4 and 6 are 12, 24, 36, ...
2
Least Common Multiple (LCM)
The smallest number among the common multiples of two or more numbers, for example, the LCM of 4 and 6 is 12.
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