Ordering Rational Numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b 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

Is -4 a rational number?

Back

Yes, -4 is a rational number because it can be expressed as -4/1.

Front

How do you compare absolute values of numbers?

Back

To compare absolute values, ignore the signs and compare the numerical values. For example, |1.47| and |-1.47| are both 1.47.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, |-3| = 3.

Front

How do you order rational numbers from greatest to least?

Back

To order rational numbers, convert them to a common format (like decimals or fractions) and compare their values.

Front

Which is greater: 0.35 or 1/2?

Back

1/2 (0.5) is greater than 0.35.

Front

How many rational numbers are greater than 1/2 in the set {0.35, 4/5, 1/3, 0.75}?

Back

There are two numbers greater than 1/2: 4/5 and 0.75.

Front

What is the process to convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What does it mean for two numbers to be equal?

Back

Two numbers are equal if they represent the same value, such as 1/2 = 0.5.