Classifying Real Numbers
Is the number 7 a natural number, whole number, integer, rational, or irrational?
All except irrational.
Convert 7/20 to a decimal.
0.35
Write 0.12 as a fraction in simplest form.
3/25
√5 is between which two integers?
Between 2 and 3.
Is √9 rational or irrational?
Rational (equals 3).
Is 0.25 a rational or irrational number?
Rational (¼).
Convert 11/50 to a decimal.
0.22
Write 0.45 as a fraction in simplest form.
9/20
√15 is between which two square roots?
√9 and √16.
Is 0.121212... (repeating) rational or irrational?
Rational (repeating decimal).
Classify –√49.
Integer, rational, real.
Convert 17/40 to a decimal (round to 2 decimals).
0.43
Write 0.65 as a fraction in simplest form.
13/20
√50 is between which two integers?
Between 7 and 8.
Is √2 rational or irrational?
Irrational.
Classify π.
Irrational, real.
Convert 19/60 to a decimal (round to 2 decimals).
0.32
Write 0.85 as a fraction in simplest form.
17/20
√120 is between which two square roots?
√100 and √121.
Is –4.75 rational or irrational?
Rational (–19/4).
Classify 0.333... (repeating).
Rational, real.
Convert 23/70 to a decimal (round to 2 decimals).
0.33
Write 2.75 as a fraction in simplest form.
11/4
√200 is between which two integers?
Between 14 and 15.
Is 77/99 rational or irrational?
Rational.