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 8 - Mathematics
1.18 Irrational Numbers

Irrational number

  • Can not be expressed as a fraction.
  • In decimal form, irrational numbers do not repeat in a pattern or terminate.
  • They go on forever or infinity.

16 = 4 rational
pi = 3.141592654..... irrational
2 = 1.414213562..... irrational
.6781011132 irrational
4 = 2 rational
0.33333333......... rational (since it is a repeating decimal 0.3).
0.34343434.........rational (since it is a repeating decimal 0.34).

Rational and irrational numbers together are real numbers.

Directions: Choose if the number is rational or irrational. Also write at least 5 examples of irrational numbers of your own.

Q 1: Irrational numbers are numbers that can be written as decimals but not as fractions.

Q 2: An irrational number is any real number that is not rational.

Q 3: 7.25689.................

Q 4: 5.780123..............

Question 5: This question is available to subscribers only!

Question 6: 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