Comparing Rational Numbers, Opposites, and Absolute Value

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 are opposites in mathematics?

Back

Opposites are two numbers that are the same distance from zero on a number line but in opposite directions. For example, -3 and 3 are opposites.

Front

What is absolute value?

Back

Absolute value is the distance of a number from zero on a number line, regardless of direction. It is always a non-negative number.

Front

What is the absolute value of -7?

Back

The absolute value of -7 is 7.

Front

What is the absolute value of 5?

Back

The absolute value of 5 is 5.

Front

How do you compare rational numbers?

Back

To compare rational numbers, convert them to a common denominator or decimal form, then compare their values.

Front

What is the value of -10 on a number line?

Back

-10 is located to the left of zero on a number line, indicating it is a negative number.

Front

What does it mean to be at sea level on a number line?

Back

Being at sea level means you are at zero on a number line.

Front

Order the following numbers from least to greatest: -2, 0, 3, -1

Back

-2, -1, 0, 3.

Front

What is the opposite of 4?

Back

The opposite of 4 is -4.