Ordering and Comparing Real Numbers

Front

What is a real number?

Back

A real number is any number that can be found on the number line, including both rational and irrational numbers.

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

What is a whole number?

Back

A whole number is a non-negative integer, which includes zero and all positive integers.

Front

What is an example of a rational number?

Back

Examples of rational numbers include 1/2, 3, and -4.

Front

What is an example of an irrational number?

Back

Examples of irrational numbers include √2, π, and e.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is the decimal equivalent of 18%?

Back

0.18

Front

What is a repeating decimal?

Back

A repeating decimal is a decimal fraction that eventually repeats the same sequence of digits indefinitely.

Front

Is 4.7777... a rational number?

Back

Yes, 4.7777... is a rational number because it can be expressed as a fraction.