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WorksheetsHCF, LCM and Prime Numbers
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
What is HCF?
a)
Homecare Flu
b)
Highest common factor
c)
Lowest common factor
d)
Lowest common multiple
2.
What is LCM?
a)
Least common multiple
b)
Least uncommon multiple
c)
Lowest common factor
d)
Highest common Multiple
3.
John had could arrange marbles in rows of 4 and 9. What is the lowest number of marbles he could have?
(a)
4.
Which one is a prime number?
a)
1
b)
93
c)
46
d)
1,000
e)
19
5.
Which ones are composite numbers?
a)
98
b)
73
c)
46
d)
2
6.
A prime number is a number that is only divisible by 1 and itself
a)
True
b)
False
c)
We cannot say for sure
7.
A composite number is a number that has more than 3 factors.
a)
True
b)
False
8.
Bob had 10 pencils and Joe had 12 pencils. What are the highest number of pencils can they make rows with?
a)
6
b)
9
c)
17
d)
120
e)
2
9.
Bonus Question! What are co-prime numbers?
4 lines
10.
How was my quiz?
4 lines
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