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What is a rational number?

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A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

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How do you add two rational numbers with different signs?

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When adding two rational numbers with different signs, subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.

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What is the process for subtracting rational numbers?

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How do you find the sum of a positive and a negative rational number?

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To find the sum, subtract the absolute values and take the sign of the number with the larger absolute value.

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What is the absolute value of a number?

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The absolute value of a number is its distance from zero on the number line, regardless of direction. It is always non-negative.

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How do you represent a negative balance in a checking account?

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A negative balance in a checking account is represented by a negative number, indicating that the account is overdrawn.

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What is the distance between two points on a number line?

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The distance between two points on a number line is the absolute value of the difference between the two numbers.

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How do you convert a mixed number to an improper fraction?

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To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

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