Adding and Subtracting Rational Numbers

Front

What is a rational number?

Back

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

Front

What does it mean to add a negative number?

Back

Adding a negative number is the same as subtracting the absolute value of that number.

Front

What is the result of -28 + (-8)?

Back

-36

Front

What are negative numbers?

Back

Negative numbers are numbers that are less than zero and located to the left of zero on the number line.

Front

What is the result of 5 + (-2)?

Back

3

Front

What does it mean to subtract a number?

Back

Subtracting a number means to take that number away from another number.

Front

What is the result of -5 - 8?

Back

-13

Front

What are positive numbers?

Back

Positive numbers are numbers that are greater than zero and located to the right of zero on the number line.

Front

How do you find the temperature difference?

Back

To find the temperature difference, subtract the lower temperature from the higher temperature.

Front

What is the result of -3 + 7?

Back

4