Subtracting Mixed Numbers, Day 2

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/4.

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How do you subtract mixed numbers?

Back

To subtract mixed numbers, convert them to improper fractions, subtract, and then convert back if necessary.

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What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Front

Convert the mixed number 1 1/4 to an improper fraction.

Back

1 1/4 = 5/4.

Front

What is the first step in subtracting mixed numbers?

Back

Convert both mixed numbers to improper fractions.

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Front

Ricky needs 3 1/4 cups of sugar and has 2 1/2 cups. How much more does he need?

Back

Ricky needs 3/4 cups more.

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