Add and Subtract Mixed Numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator. For example, 2 1/3 = (2*3 + 1)/3 = 7/3.

Front

What is the first step in adding mixed numbers?

Back

Convert each mixed number to an improper fraction.

Front

What is the first step in subtracting mixed numbers?

Back

Convert each mixed number to an improper fraction.

Front

How do you add fractions with the same denominator?

Back

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How do you subtract fractions with the same denominator?

Back

Front

What do you do if the denominators are different when adding or subtracting fractions?

Back

Find a common denominator, convert the fractions, then add or subtract.

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 simplify a fraction?

Back

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