kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 5 - Mathematics
1.10 Prime and Composite Facts for Numbers 1 through 20

Prime Numbers :
  • The numbers larger than 1 and having exactly two factors.
  • 1 and the number itself are called prime numbers
  • Example: 2, 3, 19, 17........
Composite Numbers :
  • The numbers having more than two factors are called composite numbers.
  • Example: 4, 6, 112, 150 ..........

Directions: Review the following table and answer the questions. Also write atleast 10 examples of your own for prime and composite numbers.
Q 1: The only even prime number is ____.

Question 2: This question is available to subscribers only!

Subscription to kwizNET Learning System offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements
  • Choice of Math, English, Science, & Social Studies Curriculums
  • Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
  • Get discount offers by sending an email to

Quiz Timer