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11 Cards in this Set
- Front
- Back
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difference
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the answer to a subtraction problem
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equation
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a mathematical sentence that has 2 expressions separated by an = sign. Ex. 4x + 2=10
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evaluate
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to solve an expression
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expression
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a mathematical statement that can be solved or simplified but does not have an = sign. Ex. 2+3 is a numerical expression and 4-x is an algebraic expression.
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product
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the answer to a multiplication problem.
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quotient
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the answer to a division problem
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variable
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a symbol, usually the letter n or x that takes the place of an unknown number. Ex. x-7=3, x is the variable.
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exponent of a power
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The exponent of a power is the number of times that
the factor is repeated. Example In the expression , the number 3 is the exponent. This indicates that the base 10 is used as a factor 3 times: 103 (10) (10) (10) 1000. |
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mean or average
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The mean of a data set is the sum of all of the values
of the data set divided by the number of values in the data set. The mean is also called the average. Example The mean of the numbers 7, 9, 13, 4, and 7 is 40 divided by 5 which is 8. |
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profit
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The amount of money that is left over when all expenses are paid.
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solution
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the answer to a mathematical problem.
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