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Grade 6 - Mathematics
3.23 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.

Examples
Ö16 = 4 rational
pi = 3.141592654…..... irrational
Ö2 = 1.414213562…..... irrational
.6781011132… irrational
Ö4 = 2 rational
0.33333333......... rational (since it is a repeating decimal 0.3).
0.34343434.........rational (since it is a repeating decimal 0.34).
0.34582192.........irrational

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.

Name: ___________________

Date:___________________

Grade 6 - Mathematics
3.23 Irrational Numbers

Q 1: 5.780780780............
Irrational
Rational

 Q 2: Irrational numbers are numbers that can be written as decimals but not as fractions.
False
True

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 Question 4: This question is available to subscribers only!


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