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Unit 1 math
vocab
7
Mathematics
8th Grade
08/16/2010

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Cards

Term
Additive Inverse
Definition
The opposite of a number
Term
Exponent
Definition
The number that indicates how many times the base is used as a factor
Term
Irrational
Definition
A number that cannot be expressed as a ratio of two integers or as a repeating or terminating decimal
Term
Radical
Definition
The symbol used to represent the nonnegative square root of a number
Term
Rational
Definition
Any number that can be expressed as a ratio of two integers
Term
Scientific notation
Definition
a method of writing very large or very small numbers by using numbers by using powers of 10
Term
Significant digits
Definition
A way of describing how precisely a number is written
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