1st Grade Cards - Math

Words for students of 1st Grade, the page is for math words (List 1), which are essential vocabulary for 1st Grade academic classes.
 1st Grade Cards - Math (click the card to toggle it.)
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add
determine the sum of
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addition
a quantity that is added; something added to what you already have
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analog clock
a clock that displays the time of day by the position of hands on a dial
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capacity
mental or physical ability; ability to accommodate
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certain
reliable in operation or effect; having or feeling no doubt
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clock
a timepiece that shows the time of day
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cone
a shape whose base is a circle and whose sides taper up to a point
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corner
position at which two lines, surfaces, or edges meet and form an angle
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cylinder
a surface generated by rotating a parallel line around a fixed line; a cylindrical container
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digit
one of the elements that collectively form a system of numeration
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digital clock
a clock that displays the time of day digitally
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double
twice as great or many
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face
confront; encounter; be opposite
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fewer than
not as many as
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figure
a diagram or picture illustrating textual material
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half-hour
30 minutes
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hexagon
a six-sided polygon
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hour
a period of time equal to 1/24th of a day
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hour hand
the shorter hand of a clock that points to the hours
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impossible
not capable of occurring or being accomplished or dealt with
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large
above average in size or number or quantity or magnitude or extent
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line plot
a graphical display of a set of data where each separate piece of data is shown as a dot or mark above a number line
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mass
the property of something that is great in magnitude
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measure
determine the size of something; mark, lay out, or establish dimensions; estimate by evaluation or comparison
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medium
state that is intermediate between extremes
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minus
less; requiring to be subtracted; negative
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minute
a unit of time equal to 60 seconds or 1/60th of an hour
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minute hand
the hand on a watch or clock that indicates minutes
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multi-step
involving multiple steps
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non-standard
not standard; not accepted as a model of excellence
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parallelogram
a quadrilateral whose opposite sides are both parallel and equal in length
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place value
the numerical value that a digit has by virtue of its position in a number
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plus
involving advantage or good; on the positive side or higher end of a scale
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prism
a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms
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rectangular
having the shape of a rectangle; having one or more right angles
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representation
act of representing; standing in for someone or some group and speaking with authority in their behalf
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side
an extended outer surface of an object
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single-step
a process in which a program can be performed one instruction
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skip count
counting by a number that is not 1
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small
slight or limited; especially in degree or intensity or scope
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square
rectangular shape
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strategy
elaborate and systematic plan; plan of action intended to accomplish a specific goal
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subtract
remove a part from the whole
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subtraction
reduction; deduction; removing a part from the whole
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take away
take from a person or place; take out or remove
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tallies
current score or amount
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tally mark
unary numeral system used for counting
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time
a suitable moment
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trapezoid
a quadrilateral with two parallel sides
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unit
an assemblage of parts that is regarded as a single entity