Adding & 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

Evaluate: 5 + (-3)

Back

2

Front

What is the result of subtracting a negative number?

Back

Subtracting a negative number is the same as adding its absolute value.

Front

Evaluate: -10 - (-4)

Back

-6

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.

Front

Evaluate: -4 + (-6)

Back

-10

Front

What is the difference between -7 and 3?

Back

-10

Front

Evaluate: 8 - 12

Back

-4

Front

What is an equivalent expression for: -5 - (-2)?

Back

-5 + 2