Classifying Real Numbers

Front

Is -5.5 an integer? Why or why not?

Back

No, because integers do not have decimals.

Front

Is 5.676677666777... a rational number because it is a decimal that goes on forever with a pattern?

Back

No, because a pattern is not a repeating decimal.

Front

Which of the following is an irrational number? Options: , , ,

Back

Front

Which kind of decimals are irrational? Options: Those that terminate, Those that repeat a pattern, Those that never end, Those that never end and have no pattern.

Back

Those that never end and have no pattern.

Front

What can a rational number be?

Back

A rational number can be positive or negative, can be a decimal, and can be expressed as a ratio.

Front

The opposite of a real number is...

Back

an imaginary number

Front

Estimate

Back

7.1

Front

Estimate the square root of 224.

Back

14.9

Front

Classify the number: π
Options: integer, rational, irrational, imaginary

Back

irrational

Front

Classify the number: .78787878...

Back

rational