Pomona Elementary School
math vocab
Help your child learn

Here is a breakdown of the expected vocabulary for math that

we are teaching and that you can support at home.

Kindergarten

  • counting numbers
  • whole numbers
  • set
  • equal
  • greater than
  • less than
  • one to one correspondence between two sets
  • ordinal numbers
  • estimate
  • pattern
  • more than
  • fewer than
  • least
  • most
  • congruent shapes
  • circle
  • triangle
  • square
  • rectangle
  • ellipse or oval
  • rhombus or diamond
  • add and subtract

First

  • fractional parts
  • half
  • third
  • fourth
  • union & intersection of two sets
  • place value
  • digit
  • skip count
  • commutative property
  • table
  • bar graph
  • tally
  • survey
  • prediction
  • outcome
  • combination quadrilateral
  • units of length
  • inch
  • foot
  • centimeter
  • degree of temperature
  • addend
  • sum
  • minuend
  • subtrahend
  • difference

second grade

  • odd & even numbers
  • coordinate graph
  • associative property
  • round
  • variable
  • pictograph
  • least often
  • most often
  • population for survey
  • likely
  • more likely
  • less likely
  • unlikely
  • slide
  • flip
  • turn
  • symmetry
  • line of symmetry
  • right angle
  • cube
  • sphere
  • cylinder cone
  • pyramid
  • perimeter
  • cup
  • pint
  • quart
  • gallon
  • multiplication
  • division
  • inverse operation
  • compatible numbers

third grade

  • numerator
  • denominator
  • multiple
  • element of a pattern or set
  • dot plot
  • circle graph
  • median
  • mode
  • fair game
  • fair spinner
  • pentagon
  • hexagon
  • octagon
  • point
  • line segment
  • ray
  • angle
  • right angle
  • obtuse angle
  • acute angle
  • area
  • fahrenheit
  • celsius
  • factor
  • product
  • dividend
  • divisor
  • quotient

fourth grade

  • decimal
  • equivalent fractions
  • expanded notation
  • horizontal axis
  • vertical axis on a graph
  • biased sample
  • tree diagram
  • translation
  • reflection
  • rotation
  • equilateral triangle
  • parallelogram
  • parallel
  • perpendicular
  • intersecting lines
  • simple
  • closed curve
  • polygon
  • trapezoid
  • vertex of an angle
  • rectangular prism
  • vertices
  • edges
  • faces of a three dimensional figure
  • volume
  • customary and metric units of measure

fifth grade

  • rational numbers
  • integers
  • percent
  • square number
  • prime number
  • composite number
  • prime factorization
  • exponents
  • exponential notation
  • ratios with the notations a/b, a to b, a:b
  • identity property
  • linear & non linear functions (identify the graphs)
  • scalene triangle
  • isosceles triangle
  • line graph
  • categorical & numerical data
  • frequency table
  • stem & leaf plot
  • mean
  • range
  • probability
  • independent event
  • axes
  • origin
  • scale on a graph
  • tile a plane (tessellation)
  • degree of accuracy
  • order of operations
  • sufficient
  • insufficient
  • extraneous information
  • reciprocal

sixth grade

  • square root
  • scientific notation
  • greatest common factor
  • least common multiple
  • additive inverse
  • multiplicative inverse
  • histogram
  • measure of central tendency
  • random sample
  • experimental probability
  • theoretical probability
  • angle bisector
  • triangular prism
  • orthogonal drawing
  • complimentary & supplementary angles
  • quadrants of a coordinate graph
  • surface area
  • clockwise & counterclockwise rotation