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Multiplication

TermDefinition
commutative property of multiplication The order of factors can be changed and the product remains the same. Example: 3x5=5x3
associative property of multiplication Factors can be regrouped and the product remains the same. Example: 2 x(4x10)=(2x4)x10
identification property of multiplication The product of any number and 1 is that number.
zero property of multiplication The product of any number and 0 is 0
factors Numbers that are multiplied to get a product
product The number that is the result of multiplying two or more factors
multiple The product of a given whole number and another whole number
underestimate An estimated sum or difference that is less than the actual answer
overestimate An estimated sum or difference that is greater than the actual answer
exponential notation A way to write a number using a base and an exponent
expanded form (exponents) A way to write a number involving exponents that show the base as a factor
standard forms A common way of writing a number with commas separating groups of three digits starting from the right Example: 3,458
squared A name for a number to the second power
cubed A name for a number to the third power
distributive property Multiplying a sum (or difference) by a number is the same as multiplying each number in the sum (or difference) by that number and adding the products. Example: 3x(10+ 4)= (3x10)+ 3x4)
partial products Products found by breaking one of two factors into ones, tens, hundreds, and so on, and then multiplying each of these by the other factor
base The number that is multiplied by itself when raised to a power
exponent A number that tell show many times the base is used as a factor Example: 10 to the third power = 10 × 10 × 10; the exponent is 3 and the base is 10.
Created by: s.corcoran