Adding and Subtracting Rational Numbers

Front

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

Back

Positive numbers

Front

When adding rational numbers with the same sign, what must you do?

Back

Add together and keep the sign

Front

What is the result of −28 + (−8)?

Back

−36

Front

What is the result of -12 + -8?

Back

-20

Front

If the temperature outside was 15 degrees and it dropped to -12 degrees at night, how much did the temperature change?

Back

-27 degrees

Front

What are numbers that are less than zero and to the left of zero on the number line?

Back

Negative numbers

Front

What is the result of 5 + (-3)?

Back

2

Front

What is the result of -7 + 4?

Back

-3

Front

What do you call two numbers that are the same distance from zero but on opposite sides of the number line?

Back

Opposite numbers

Front

What is the result of 10 + (-10)?

Back

0