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Vocabulary Lessons 1-50
Saxon Math
25
Mathematics
5th Grade
02/01/2011

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Cards

Term
expanded notation
Definition
a way of writing a number as sum of the products of digits and place values of digits
Term
average
Definition
number found when sum of 2 or more numbers is divided by number od addends in sum; mean
Term
commutative property
Definition
digits in a mathematical property change position but answer stays the same
Term
associative property of addition
Definition
grouping of addends does not affect their sum
Term
associative property of multiplication
Definition
grouping of factors does not affect their product
Term
operations of arithmetic
Definition
four basic mathematical opertions: addition, subtraction, multiplication, and division
Term
addend
Definition
numbers added together
Term
acute angle
Definition
an angle whose measure is more than 0 degrees and less than 90 degrees
Term
angle
Definition
the opening that is formed when two lines, line segments, or rays intersect
Term
congruent
Definition
having the same size and shape
Term
obtuse angle
Definition
an angle whose measure is more than 90 degrees and less than 180 degrees
Term
sum
Definition
answer to an addition problem
Term
difference
Definition
answer to a subtraction problem
Term
product
Definition
answer to a multiplication problem
Term
factor
Definition
numbers multiplied together
Term
division
Definition
searching for a missing factor
Term
divisor
Definition
number in front of the division box
Term
dividend
Definition
number inside the division box
Term
multiple
Definition
a product of a counting number and another number
Term
quotient
Definition
answer to a division problem
Term
oblique
Definition
slanted lines
Term
number line
Definition
line that shows numbers at certain distances
Term
negative number
Definition
numbers on a number line that are to the left of zero
Term
tick mark
Definition
small marks above each number on a number line
Term
integers
Definition
all counting numbers, positive and negative including zero
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