Adding and subtracting mixed numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/3.

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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 over the denominator is the fraction.

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What is the first step in adding mixed numbers?

Back

Convert the mixed numbers to improper fractions.

Front

How do you add fractions with different denominators?

Back

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

Front

What is the process for subtracting mixed numbers?

Back

Convert to improper fractions, find a common denominator, subtract the numerators, and convert back if necessary.

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share.

Front

How do you simplify a fraction?

Back

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

Front

What is the GCF of 8 and 12?

Back

The GCF of 8 and 12 is 4.

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