If your 8-cylinder Chevrolet Camaro has 3 5/8 gallons of gas left and you have 1 1/2 gallons of spare gas in the trunk, you can figure out how many miles that will take you with the calculator on your ...

There are two rules to remember when adding or subtracting fractions. The fractions need to have a common denominator. This means the denominator has to be the same. You only need to add or subtract ...

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