Adding and Subtracting Rational Numbers

Front

What is the result of -12 + -8?

Back

-20

Front

What are numbers that are greater than zero and to the right of zero on the number line called?

Back

Positive numbers

Front

What is the result of -31 + -7?

Back

-38

Front

What is the opposite of -4 equal to?

Back

The absolute value of -4 is 4.

Front

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

Back

-36

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers.

Front

How do you add two negative numbers?

Back

When adding two negative numbers, you add their absolute values and keep the negative sign.

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.

Front

What is the result of adding a positive number to a negative number?

Back

The result depends on the absolute values of the numbers; if the positive number is larger, the result is positive, and if the negative number is larger, the result is negative.

Front

What is the rule for subtracting rational numbers?

Back

To subtract a rational number, add its opposite.