IXL | Add or subtract three fractions with unlike denominators

Which is equal to

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Learn with an example

Which is equal to

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Both answer choices use the same three fractions. You can use a common denominator of 12 to add and subtract them.

First, find equivalent fractions for

and

that have denominators of 12.

Now, evaluate each answer choice. Start with the first one:

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The first answer choice is equal to

Next, evaluate the second answer choice:

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The second answer choice is not equal to

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