Signed Fraction Review

Front

What is a common denominator?

Back

A common denominator is a number that can be used as a denominator for two or more fractions, allowing them to be compared or added together.

Front

What is the common denominator for 2/3 and 3/4?

Back

12

Front

How do you multiply a negative fraction by a positive whole number?

Back

Multiply the whole number by the numerator of the fraction, keep the negative sign, and simplify if necessary.

Front

What is -2⅘ × 6?

Back

-16⅘

Front

How do you add two negative fractions?

Back

Add their absolute values and keep the negative sign.

Front

What is -1 7/8 + (-3 1/2)?

Back

-5 3/8

Front

How do you subtract a negative fraction from a negative fraction?

Back

Change the subtraction to addition and add the absolute values.

Front

What is -3/4 - (-2/3)?

Back

-1/12

Front

How do you subtract fractions with different denominators?

Back

Find a common denominator, convert the fractions, and then subtract the numerators.

Front

What is 1/4 - 3/10?

Back

-1/20