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19 terms

Math vocab

Baker 7th grade chapter 5
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arithmetic sequence
a sequence in whick the difference between any two consecutive terms is the same
bar notation
In repeating decimals the line or bar placed over the digits that repeat
common difference
The difference between any two consecutive terms in an arithmetic sequence
common ratio
the ratio between any two consecutive terms in a geometric sequence
dimensional analysis
The process of including unit of measurement when computing
geometric sequence
A sequence in which the ratio between any two consecutive terms is the same
least common denominator
The least common multiple of the denominators of two or more fractions
least common multiple
the least of the non zero common multiples of two or more numbers
mean
The sum of data divided by the numbers of items in the data set also called the average
measure of central tendency
for a list of numerical data numbers that can represent the whole set of data : mean, mode median
median
In a set of data the muddle number of the ordered data or the mean of the two middle numbers
mode
The numbers or number that occurs most often in a set of data
multiple
The product of a number and a whole number
multiplicative inverse
two numbers whose product is 1
period
In a repeating decimal the digit or digits that repeats
rational number
A number that can be written as a fraction in the form a/b (a over b) where a and b are integers and b not 0
reciprocal
another name for a mutinricative inverse 1/4 4/1
repeating decimal
a decimal whose digits repeat in groups of one or more
term
Each number within a sequence is called a term