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Ninth Grade (Grade 9) Number Types Questions

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Grade 9 Number Types
Name all the sets to which the following number belongs. √16
  1. Irrational
  2. Rational only
  3. Rational & Integer
  4. Rational, Integer, Whole, & Natural
Grade 9 Number Types
What are integers?
  1. Positive and negative whole numbers and zero
  2. The point at which the x and y axes cross (0, 0)
  3. The line across the bottom of the graph
Grade 9 Number Types
Which is not a rational number?
  1. 13
  2. 0.25
  3. 0.6666666...
  4. √2
Grade 9 Number Types
Classify the number. -42
  1. Natural, Whole, Integer, Rational, Real
  2. Whole, Integer, Rational, Real
  3. Integer, Rational, Real
  4. Irrational, Real
Grade 9 Number Types
Classify the number -4.
  1. Whole, integer, rational, real
  2. Integer, irrational, real
  3. Whole, rational, real
  4. Integer, rational, real
Grade 9 Number Types
5
  1. Counting number
  2. Whole number
  3. Integer
  4. Rational
  5. Irrational
  6. Real
Grade 9 Number Types
The number 1 falls into all of the following families EXCEPT which group?
  1. Real
  2. Whole
  3. Natural
  4. Integers
  5. Irrational
Grade 9 Number Types
Classify the number -7.23.
  1. Integer, rational, real
  2. Integer, irrational, real
  3. Rational, real
  4. Irrational, real
Grade 9 Number Types
Classify the number -1.
  1. Natural, whole, integer, rational, real
  2. Whole, integer, rational, real
  3. Integer, rational, real
  4. Rational, real
Grade 9 Number Types
Which is an irrational number?
  1. √16
  2. √100
  3. √50
  4. √81
Grade 9 Number Types
Which number is not rational?
  1. 4
  2. .3
  3. 6.171717
  4. 23
  5. √3
Grade 9 Number Types
List all the classifications for 1-7.
  1. Irrational, real
  2. Integer, irrational, real
  3. Integer, rational, real
  4. Rational, real
Grade 9 Number Types
Which is an irrational number?
  1. √25
  2. √51.84
  3. 0.123
  4. √2
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