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Rational and Irrational Numbers Questions - All Grades

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Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Choose the number that is rational.
  1. √98
  2. √66
  3. √79
  4. √1024
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
√5 is a rational number.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Choose the number that is irrational.
  1. 0.222
  2. 7.5
  3. √182
  4. √5
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Irrational numbers include natural numbers, whole numbers, and integers.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Rational numbers cannot be irrational numbers.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
π is a rational number.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
All rational numbers are real.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Which of these numbers is irrational?
  1. √324
  2. √289
  3. √199
  4. √25
Grade 8 Rational and Irrational Numbers
Which number is a natural number?
  1. 3/4
  2. .02
  3. -2
  4. 32
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
9√25 is a rational number.
  1. True
  2. False
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Choose the number that is irrational.
  1. √23
  2. √49
  3. 116
  4. 91
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.2
Choose the best answer.

√657 is between which two numbers?
  1. 1 and 1.2
  2. 1 and 1.3
  3. 1 and 1.4
  4. 1 and 1.5
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Choose the number that is irrational.
  1. √9
  2. π
  3. 13
  4. √49
Grade 7 Rational and Irrational Numbers
Which one shows the numbers placed correctly in ascending order?
  1. 12,0.5,60,13
  2. 17,20%,13,0.5
  3. 51,79,50%,14
  4. 13,20%,18,0.75
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.1
Choose the number that is irrational.
  1. √10025
  2. √2516
  3. √125
  4. √914
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.2
Choose the best answer.

√5 is between which two numbers?
  1. 0 and 0.5
  2. 0 and 1
  3. 1 and 2
  4. 2 and 3
Grade 8 Rational and Irrational Numbers CCSS: 8.NS.A.2
Which of these is the closest approximation for √332?
  1. 2.91
  2. 2.88
  3. 2.87
  4. 3.10
Grade 11 Rational and Irrational Numbers CCSS: HSN-RN.B.3
Which of the following disprove(s) the statement that the product of two irrational numbers is always irrational? Choose all that apply.
  1. √5⋅(1√5)=1
  2. √9⋅13√27=1
  3. 1√2⋅√8=2
  4. None of the above, since this statement is true.
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