set of numbers used when counting {1,2,3,4,...}
counting numbers / natural numbers
way of writing a number as the sum of the products of each digit and its place value
423 = 4x100 + 2x10 + 3x1
expanded form
one of two or more numbers that are added to find a sum
addend
result of addition
sum
Number on a number line associated with a point.
coordinate
dot place in a decimal number to use as a place value reference point; the digit to the left of the dot is always the units place
decimal point
set of whole numbers and their opposites (...,-3,-2,-1,0,1,2,3,...)
integers
point on a number line which is associated with the number 0
(or (0,0) on a coord. plane)
origin
result of subtraction
difference
number being subtracted during subtraction
subtrahend
symbol or group of symbols used to represent a number
numeral
a positive number and a negative number whose absolute values are equal, and whose sum is zero
Opposites
number from which something is subtracted during subtraction
5 - 3 = 2
5 is...
minuend
operations that "undo" each other (e.g.: addition/subtraction)
inverse operations
one of two or more numbers that are to be multiplied:
5 x 3 = 15
5 and 3 are..
factor
set of counting numbers plus zero (0,1,2,3,...)
whole numbers
result of a multiplication
product
particular process for solving a certain type of problem; often repetitive, as in long division
algorithm
number that divides in a division problem
10 / 2 = 5
2 is...
divisor
result of division
quotient
number being divided in a division problem
10 / 5 = 2
10 is....
dividend
number designated by a horizontal arrangement of digits using a decimal point to define the place values of the digits
decimal number or decimal fraction
geometric object that has no length, width or height ( 0 dimension); location in space graphed with a dot
point
geometric object that has unlimited length but no width or height (1-D); infinite series of points
line
geometric object that has unlimited length and width, but no height (2-D)
plane