WorksheetsHCF and LCM
Total questions: 9
Worksheet time: 8mins
Name
Class
Date
1.
What is the LCM of 18 and 20?
a)
2
b)
10
c)
90
d)
180
2.
What is the LCM of 45 and 72?
a)
72
b)
3,240
c)
360
d)
260
3.
What is the first step in finding the LCM?
a)
Listing the multiples of the numbers
b)
Listing the factors of the numbers
c)
Multiplying the numbers by each other
d)
Dividing the numbers by each other
4.
What is the final step in finding the LCM?
a)
Adding the multiples together
b)
Choosing the smallest multiple that the numbers have in common
c)
Choosing the largest multiple
d)
Finding the average of the multiples
5.
What is the LCM?
a)
The LCM is the least common factor that both numbers share the least.
b)
The LCM is a multiple that both numbers share the most.
c)
The LCM is a multiple that both numbers share the least.
d)
The LCM is a factor that both numbers share the least.
6.
Identify all the multiples of 12....
a)
54
b)
36
c)
72
d)
60
e)
84
7.
HCF of 4 and 8
(a)
8.
What is the HCF of 30 and 75?
(a)
9.
Find the HCF of 20 and 35
(a)
100 %
