Ratio and Rate

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What is a ratio?

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A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

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What is a rate?

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A rate is a specific kind of ratio that compares two quantities with different units, such as speed (miles per hour) or price per item.

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How do you simplify a fraction?

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To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD).

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What is the greatest common divisor (GCD)?

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The GCD of two or more numbers is the largest number that divides all of them without leaving a remainder.

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What does it mean for a fraction to be in simplest form?

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A fraction is in simplest form when the numerator and denominator have no common factors other than 1.