# math

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the gas tank of your car holds 21 gallons. It is 1/3 full. How many gallons will it take to fill the tank?

• math -

1/3 * 21 = 7

You have 7 gallons. Subtract 7 from 21 to find the number of gallons you need to add.

• math -

14 gallons

• math -

well 14 2/5

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