7th Grade A - Final Exam Review

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Subtraction.

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Front

What proportion can you set up to determine the number of calories, c, in 9 cups of yogurt if 5 cups contain 750 calories?

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How do you find the marked down price of a television originally priced at $250 with a 25% discount?

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Use the expression: $250 - (0.25)(250).

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If Paloma plotted two different integers with the same absolute value on a number line, what is the distance between the two numbers?

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Twice the distance between either number and zero.

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What is the definition of absolute value?

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The absolute value of a number is its distance from zero on the number line, regardless of direction.

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How do you convert a fraction to a decimal?

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Divide the numerator by the denominator.

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What is the formula for calculating percentage decrease?

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Percentage Decrease = (Original Price - New Price) / Original Price × 100.

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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.

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What is the order of operations in mathematics?

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The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right) - often abbreviated as PEMDAS.