MATH7 FLASHCARD SEC. 5-1 TO 5-4 (OPEN NOTES)

Front

When subtracting fractions, you ______________________ need a common denominator.

Back

always

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Back

Front

Back

Front

Back

Front

When dividing mixed numbers, the first step is to...

Back

Convert to an improper fraction.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

How do you add fractions with different denominators?

Back

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

Front

What is the first step in subtracting fractions?

Back

Find a common denominator.

Front

What does it mean to simplify a fraction?

Back

To reduce a fraction to its lowest terms by dividing the numerator and denominator by their greatest common factor.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.