Adding and subtracting mixed numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2\frac{1}{2}.

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How do you find a common denominator?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators.

Front

What is the first step in adding mixed numbers?

Back

The first step is to find a common denominator for the fractions.

Front

What do you do after finding a common denominator?

Back

Convert each fraction to an equivalent fraction with the common denominator.

Front

How do you subtract mixed numbers?

Back

Subtract the whole numbers and the fractions separately, then combine the results.

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Back

Front

How do you convert an improper fraction to a mixed number?

Back

Divide the numerator by the denominator; the quotient is the whole number, and the remainder is the new numerator.

Front

What is the difference between a proper fraction and an improper fraction?

Back

A proper fraction has a numerator smaller than the denominator, while an improper fraction has a numerator larger than or equal to the denominator.

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Front

How do you simplify a fraction?

Back

Divide the numerator and the denominator by their greatest common factor (GCF).