Adding and Subtracting Positive and Negative Fractions

Front

What is the result of 5/7 + (-9/7)?

Back

-4/7

Front

What is the result of -13/8 + 7/8?

Back

-3/4

Front

What is the result of -2.8 + (-3.7)?

Back

-6.5

Front

What is the result of 4.3 + (-3.6)?

Back

0.7

Front

What is the result of 2/5 + (-4/3)?

Back

-14/15

Front

Define a positive fraction.

Back

A fraction where the numerator and denominator are both positive.

Front

Define a negative fraction.

Back

A fraction where the numerator and/or denominator is negative.

Front

What is the rule for adding two fractions with the same denominator?

Back

Add the numerators and keep the denominator the same.

Front

What is the rule for adding two fractions with different denominators?

Back

Find a common denominator, convert the fractions, then add the numerators.

Front

What happens when you add a positive fraction and a negative fraction?

Back

You subtract the absolute values and take the sign of the larger absolute value.