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57 Cards in this Set
 Front
 Back
addend

the numbers added in an addition problem....
3 + 5 = 8 3 and 5 are addends 

addition

to join or combine two or more more numbers to get a bigger number


approximately

to estimate an amount or total, often by rounding to the nearest ten, hundred, or thousand...close to a number


combine

to put numbers or objects together...it would indicate addition


compare

to describe as similar, equal, less than, greater than, alike, not alike


comparison

the act of comparing objects or numbers


compute

to find an answer using math


computation

the act of computing or the act of finding an answer using math


consecutive

numbers that follow each other in an unbroken sequence
1, 2, 3, 4, or 3.4, 3.5, 3.6 

decrease

to become smaller in size or number


difference

the answer in subtraction


digit

a symbol used to show a number
0, 1, 2, 3, 4, 5, 6, 7, 8, 9 

dividend

the number being divided in a division problem
20 divided by 5 = 4 20 is the dividend 

divisor

the number the dividend is being divided by
20 divided by 5 = 4 5 is the divisor 

equation

a mathematical sentence where the left side of the equals sign has the same value as the right side


estimate

to find out about how much often by rounding numbers before solving the problem


estimation

the act or process of estimating to find an answer usually by rounding


even number

a number that can be exactly by 2 which means it must end with 0, 2, 4, 6, or 8


expanded form

a way of writing numbers to show the value of each digit in the number


factor

a whole number that divides exactly into another number


increase

to become larger in size or number


inverse

opposite operations...
addtion is inverse of subtraction and mutliplication is the inverse of division 

minimum

the lowest or least amount or value


maximum

highest or greatest amount or value


multiplication

a mathematical process where a number is added to itself a number of times


division

sharing or dividing a number into a group of equal parts


odd number

number that cannot be exactly divided by 2 and must end in 1, 3, 5, 7, or 9


place value

the value of a digit, depending on its place in a number


product

the answer or result when two or more numbers are multiplied


quantity

amount or number of something


quotient

the number resulting from dividing one number by another number...the answer in division


remainder

the amount left over after dividing one number by another number


round

change a number to a number that is easier to use by changing it to the nearest ten, hundred, etc.


sum

the total or whole amount... the result or answer when adding


base ten

a number system using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 in different place values of a number


convert

to change to something of equal value


compatible numbers

numbers that are easy to work with from rounding, or easy to use because of number facts


computation

the process of figuring out or solving number problems


equal to`

having the same amount


equation (number sentence)

a number sentence where the left side of the equal sign is the same as the right side of the equal sign


equivalent

alike or equal in number


greater than >

more than another number or amount


greatest

the biggest or largest


horizontal

going across as parallel to the floor


justify

to prove


least

the smallest


less than <

smaller than


multiple

adding a number to itself or counting by a number as mutiples of 2 are 2, 4, 6, 8, 10, 12....


place value chart

a chart showing the order of the value of numbers by their place in the number


quotient

the answer to a division problem


range

the amount between the lowest number and highest number in a list of numbers


reasonable

what you would expect when working out a problem


sequence

an ordered set of number or shapes according to a pattern


standard form

numbers written using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9


subtraction

the act of taking one amount away from a larger amount


variable

able to change


vertical

going up and down as a wall goes up and down
