Mastering Least Common Multiples in 5th Grade Math
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Sophia Harris
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you have ready before starting the mastery check?
A textbook
A computer
Something to write with and something to write on
A calculator
Tags
CCSS.6.NS.B.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common multiple (LCM) of 4, 5, and 3?
25
20
15
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the LCM of 8 and 6?
12
24
30
18
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the LCM of 3 and 7?
21
14
24
18
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If your list of multiples looks different from the example but you have the same LCM, is it correct?
Only if the multiples are in the same order
No, it must match exactly
Yes, as long as the LCM is the same
Only if the lists are the same length
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the LCM of 15 and 10?
45
60
50
30
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to double-check the multiples when finding the LCM?
To ensure you have the correct order
To ensure you have the highest common multiple
To ensure you have the least common multiple
To ensure you have all the multiples
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