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57 Cards in this Set

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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