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89 Cards in this Set
 Front
 Back
A.M.

Between midnight and noon


add

Find the total number when two or more groups are joined


addend

A number that is added to another number


after

Later


array

Objects in rows and columns


bar graph

Shows data as bars


before

Ahead of


between

Object with something next to it on each side


calendar

A table that shows days, weeks and months


centimeter

One hundredth of a meter


cone

A solid pointed figure that has a flat round base


congruent figures

Figures that have the same size and shape


corner

The place where two or more edges meet


count back

A way to find the difference


count on

A way to find the sum


cube

A solid figure with six congruent square faces


cup

A way to measure capacity


cylinder

A solid figure that is shaped like a can


difference

The answer to a subtraction problem


digits

Any one of the symbols 0,1,2,3,4,5,6,7,8,9


dime

A coin worth ten cents


divide

To separate into equal groups


dollar

Money worth one hundred cents


doubles

When both addends are the same number


doubles plus one

When one addend is one more than the other


edge

The line segment where two faces of a solid figure meet


equal groups

sets of objects with the same number and shape


equal parts

split a group of things into two or more sets that are the same


equal sign

A symbol used to show that two ampounts are the same


estimate

A number close to an exact amount


even numbers

A whole number that has 0,2,4,6, or 8 in the ones place


face

A flat surface of a solid figure


fact family

A set of related addition and subtraction number sentences


flip

A move that involves flipping a figure across a line


foot

A unit for measuring length or distance


fractions

Numbers that name part of a whole or part of a group


gram

A unit for measuring mass


greater than

A symbol used to compare two number with the greater number first


half dollar

A coin that is worth fifty cents


half hour

Thirty minutes


hour

Sixty Minutes


hundred

The number after 99 when you are counting


hundreds

Place value third digit left of the decimal


inch

A way of measuring distance or length


less than

Compares two numbers with the lesser number first


line of symmetry

An imaginary line that divides a figure into two congruent parts


liter

A unit for measuring capacity


meter

A unit for measuring length and distance


minutes

a minute is 60 seconds


multiplication sentence

The numbers that shows the total number in equal sized groups


multiply

When you combine equal groups


nickel

a coin worth five cents


number sentences

A sentence that includes numbers, operation symbols, and a sign


odd numbers

A whole number that has 1,3,5,7,or 9 in the ones place


ones

digit in the first space to the left of the decimal


Order Property

you can add two or more numbers in any order and get the same sum


ordinal numbers

A number that tells order or position


ounce

A unit for measuring weight


oval

A shape like a stretched circle


P.M.

Time between one minute after noon and midnight


pattern

a regular repeating way of arranging objects or numbers


penny

coin worth one cent


perimeter

The distance around a figure


pictograph

A graph that uses pictures to show information


picture graph

same as pictograph


pint

A unit for measuring capacity


pound

A unit for measuring weight


product

The answer to a multiplication problem


pyramid

A solid pointed figure with a flat base that is a polygon


quart

A unit for measuring capacity


quarter

a coin that is worth twentyfive cents


rectangle

A quadrilateral with two pairs of parallel sides, and four right angles


rectangular prism

A solid figure with six faces that are rectangles


regroup

To exchange amounts of equal value to rename a number


round

increase or decrease a number to the nearest 10,100 and so on.


side

a line that makes part of a shape


skipcount

counting by 2's, 3's, 4's and so on


slide

movement of a fgure to a new position without turning or flipping it


sphere

A solid figure that has the shape of a round ball


square

A quadrilateral with two pairs of parallel sides, four equal sides and four right angles


subtract

The process of dinding how many are left


sum

The answer to an addition problem


table

Words and numbers displayed in rows and columns


tally marks

lines in groups of five to make counting easier


temperature

A measure of how hot or cold something is


tens

digits that are two places to the left of the decimal


triangle

A polygon with three sides


turn

Move a figure to a new position by rotating the figure around a point


Zero Property

The product of zero and any number is zero
