Solve Operations with Rational Numbers

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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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What is the opposite of a number?

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The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction.

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How do you represent subtraction on a number line?

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To represent subtraction on a number line, you start at the first number and move to the left for the second number.

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How do you calculate the distance between two numbers on a number line?

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The distance between two numbers is found by taking the absolute value of their difference.

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What is the sum of a number and its opposite?

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The sum of a number and its opposite is always zero.

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How do you represent addition on a number line?

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To represent addition on a number line, you start at the first number and move to the right for the second number.