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Unit 1: Whole Number Operations
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Terms in this set (23)
quotient
the number that results from a division
dividend
the number being divided
divisor
a number by which another number is being divided
rectangular array
arrangement of rows and columns that can be used to represent multiplication/division
area model
a model using area to show multiplication; also sometimes known as partial products
equation
a mathematical statement containing an equals sign,
showing that two expressions are equal
order of operations
the order in which mathematical operations should be done
partition division
fair sharing
partial products
a strategy that breaks numbers down into their factors
or place values to make multiplication easier
partial quotient
a strategy that uses grouping and place value to make division easier
product
the result of a multiplication problem
parentheses
a pair of symbols used to enclose sections of a
mathematical expression
expression
a mathematical phrase combining numbers and/or variables using mathematical operations
evaluate
find a numerical value or "work it out"
brackets
a pair of symbols used to enclose sections of
a mathematical expression
variable
a quantity that can change or vary,
taking on different values; usually represented by a letter of the alphabet
associative property
in addition and multiplication, no matter how the numbers
are grouped, the answer will always be the same
commutative property
in addition and multiplication, numbers may be
added or multiplied together in any order
remainder
amount left over after dividing a number
distributive property
multiplying a number is the same as
multiplying its addends by the number,
then adding the products
measurement division
repeated subtraction
identity property of addition
adding zero won't change a number
identity property of multiplication
multiplying by 1 won't change a number
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