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7th Math C1 Savvas

Pruit 7th Math C1 Savvas

TermDefinitionExample
additive inverse the opposite of a given number the opposite of 6 is (-6)
complex fraction a fraction A/B where A and/or B are fractions and B is not zero (a/b) / (c/d)
multiplicative inverse a number's reciprocal 5/3 and 3/5
repeating decimal a decimal that has an expansion that repeats the same digit, or block of digits, without end 6.232323....
terminating decimal a decimal that has an expansion that terminates in 0 5.250
absolute value always a positive number and refers to the distance of a number from zero |a|
associative property of addition this property states that when performing addition, how numbers are grouped will not change the sum (a + b) + c = a + (b + c)
average another word for mean of a set which is found by adding all the numbers and dividing by the number of numbers (a + b + c + d) /4
commutative property of addition changing the order of the terms in an expression does not change its value a + b = b + a
identity property of addition the sum of any number and zero is the number n + 0 = n
integer the set of positive whole numbers, their opposites, and zero
negative number numbers less than zero
negative sign a mathematical symbol used to indicate a value less than zero or to indicate the operation of subtraction
operation an action or rule that tells you what to do with one or more numbers
opposite numbers two numbers that are the same distance from zero on a number line, but in opposite directions
opposite signs refer to a positive and a negative sign
opposite values two numbers that are the same distance from zero on a number line but sit on opposite sides of it
positive number numbers greater than zero
rate a ratio involving two quantities measured in different units
rational number a number than can be written as a fraction and the denominator is not zero
simplify to rewrite an expression, equation, or fraction into a shorter, less complicated form without changing its overall value
undefined an expression has no valid meaning, value, or consistent answer within a specific number system
zero property of multiplication the product of any number and zero is zero n(0) = 0
distributive property multiplying the terms of an expression with the same number a(b + c) = ab + ac
convert to change the form, unit, or expression of a number or measurement into an equivalent value
 



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