ch i vocab


a number used as a reapeted factor


the property that states that multiplying a sum by a number is the same as multiplying each addend in the sum by the number and then adding the products


exponent a number that shows how many times the base is used as a factor.


a mathimatical phrase that only uses numbers and operation signs.


a set of special rules which gives the order in which calculations are done in an expression

order of operations

oppisite operations or operations that undo each other such as addition and subtracion or multiplication and divison

Numerial expression

to find the value of a numerical or algebraic expression.


each group of three digits separated by commas in a multi digit number