Math Software Online: MathScore.com
 
MathScore EduFighter is one of the best math games on the Internet today. You can start playing for free!

Prime Numbers - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

Want unlimited math worksheets? Learn more about our online math practice software.
See some of our other supported math practice problems.


Complexity=5

Indicate whether or not the number displayed is a prime number.

1.   5 a prime number.
2.   3 a prime number.

Complexity=10

Indicate whether or not the number displayed is a prime number.

1.   10 a prime number.
2.   4 a prime number.

Complexity=15

Indicate whether or not the number displayed is a prime number.

1.   1 a prime number.
2.   11 a prime number.

Complexity=20

Indicate whether or not the number displayed is a prime number.

1.   14 a prime number.
2.   8 a prime number.

Complexity=25

Indicate whether or not the number displayed is a prime number.

1.   22 a prime number.
2.   1 a prime number.

Complexity=30

Indicate whether or not the number displayed is a prime number.

1.   23 a prime number.
2.   12 a prime number.

Complexity=50

Indicate whether or not the number displayed is a prime number.

1.   18 a prime number.
2.   15 a prime number.

Answers


Complexity=5

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
15 a prime number.
#Correct AnswerYour Answer
23 a prime number.

Complexity=10

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
110 a prime number.
#Correct AnswerYour Answer
24 a prime number.

Complexity=15

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
11 a prime number.
#Correct AnswerYour Answer
211 a prime number.

Complexity=20

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
114 a prime number.
#Correct AnswerYour Answer
28 a prime number.

Complexity=25

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
122 a prime number.
#Correct AnswerYour Answer
21 a prime number.

Complexity=30

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
123 a prime number.
#Correct AnswerYour Answer
212 a prime number.

Complexity=50

Indicate whether or not the number displayed is a prime number.

#Correct AnswerYour Answer
118 a prime number.
#Correct AnswerYour Answer
215 a prime number.
Learn more about our online math practice software.

"MathScore works."
- John Cradler, Educational Technology Expert
© Copyright 2010 Accurate Learning Systems Corp. All rights reserved.