
Understanding Least Common Multiple (LCM)

Interactive Video
•
Mathematics
•
5th - 8th Grade
•
Hard
+1
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Least Common Multiple (LCM) of two numbers?
The sum of the two numbers
The smallest number that is a multiple of both numbers
The difference between the two numbers
The largest number that divides both numbers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method uses rods to visually find the LCM?
Fraction Wall
Division Chart
Multiplication Table
Number Line
Tags
CCSS.4.NF.B.3A
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the fraction wall method, how many six rods are needed to match the length of a twenty-four rod?
Two
Three
Four
Five
Tags
CCSS.2.NBT.A.1B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many eight rods are required to form a train of the same length as four six rods?
Two
One
Three
Four
Tags
CCSS.2.OA.C.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the length of the train formed by three eight rods?
Eighteen
Twenty
Twenty-four
Thirty
Tags
CCSS.2.OA.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the loose rods method, which rod is added first to form a train?
Eight rod
Six rod
Four rod
Two rod
Tags
CCSS.2.OA.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the eight rod train is shorter than the six rod train in the loose rods method?
Add another six rod
Remove an eight rod
Add another eight rod
Remove a six rod
Tags
CCSS.2.OA.A.1
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