Words for students from kindergarten to grade 8, each grade has 4 lists: art, math, science, and social. They are essential vocabulary for elementary academic classes.

**Grade 3: Online Card - Math**

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Grade and Subject |

a property of some binary operations

a small machine that is used for mathematical calculations

of or relating to a temperature scale that registers the freezing point of water

a type of graph in which a circle is divided into sectors that each represent a proportion of the whole

blend; union; the act of arranging elements into specified groups without regard to order

a binary operation is commutative if changing the order of the operands does not change the result

bring order and organization to; harmonize

a small open container, usually with a flat bottom and a handle; a US unit of liquid measure equal to 8 fluid ounces; the symbol denoting union and similar operations

sever into two or more parts or pieces; separate into parts; cause to be separate

act or process of diving anything into parts; state of being divided; separation

United States liquid unit equal to 4 quarts or 3.785 liters

a pattern that has repeating shapes such as circles, lines, triangles, ellipses, rectangles, and polygons

a metric unit of weight equal to one thousandth of a kilogram

one thousand grams; the basic unit of mass

a metric unit of length equal to 1000 meters (or 0.621371 miles)

thin continuous mark, as that made by a pen, pencil, or brush applied to a surface; border or boundary

a metric unit of capacity, formerly defined as the volume of one kilogram of pure water under standard conditions

a unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude

a number consisting of an integer and a proper fraction

the act of producing offspring or multiplying by such production

proliferate; increase; combine by multiplication

a list of numbers that follow a certain sequence or pattern

a rule used to clarify which procedures should be performed first in a given mathematical expression

unit of weight equal to one sixteenth of a pound

act of changing the lineal order of objects in a group

United States liquid unit equal to 16 fluid ounces; two pints equal one quart; United States dry unit equal to 0.5 quart or 33.6 cubic inches

flat or level surface; level of development, existence, or achievement

a linear unit used to measure the size of type; approximately 1/72 inch; a geometric element that has position but no extension; a punctuation mark placed at the end of sentence to indicate a full stop

unit of weight equal to 16 ounces

a quantity obtained by multiplication; the set of elements common to two or more sets

something owned; possession; characteristic trait or peculiarity, especially one serving to define or describe its possessor

United States liquid unit equal to 32 fluid ounces; four quarts equal one gallon; United States dry unit equal to 2 pints or 67.2 cubic inches

the ratio of two quantities to be divided; the number obtained by division

denoting a quantity consisting of 1,000 items or units