RISD 4th 9 wks. math vocab.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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sum | the answer to an addition problem
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difference | the answer to a subtraction problem
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product | the answer to a multiplication problem
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quotient | the answer to a division problem
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factor | a number that is multiplied by another number to find a product
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multiple | the product of a number and any whole number
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least common multiple | the smallest number, other than 0, that is a common multiple of two or more numbers
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greatest common factor | the largest factor that two or more numbers have in common
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prime number | a whole number greater than one with exactly two factors, 1 and itself
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composite number | a whole number that has more than two whole number factors
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percent | the ratio of a number to 100
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ratio | a comparison of two quantities
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squared | raised to the power of 2
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factor tree | a diagram showing the prime factorization of a number
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prime factorization | a composite number expressed as the product of its prime factors
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approximate | to estimate or come close to
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expression | a mathematical combination of numbers, variables, and operations
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equation | a mathematical sentence stating that two expressions are equal
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order of operations | the process of solving math expressions (PEMDAS: parenthesis, exponents, multiplication/division left to right, addition/subtraction left to right)
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median | the middle number in a set of data when the data is arranged in order
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mode | one of the values appearing most often in a set of data
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range | the difference between the highest and lowest values in a set of data
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mixed number | a whole number plus a fraction
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improper fraction | a fraction whose numerator is greater than or equal to its denominator
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area | the number of square units needed to cover a surface (the inside of a shape)
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perimeter | the distance around the outside of a 2 dimensional shape
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diameter | a line segment that passes through the center of a circle and endpoints on the circle
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radius | a line segment from the center of a circle to any point on the circle
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circumference | the distance around a circle
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parallelogram | a quadrilateral with opposite sides parallel and congruent and opposite angles are congruent
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rhombus | a parallelogram whose four sides are congruent and whose opposite angles are congruent
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triangle | a 3 sided polygon; all angles equal 180 degrees
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quadrilateral | a 4 sided polygon; all angles equal 360 degrees
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trapezoid | a quadrilateral that has only one pair of parallel sides
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octagon | an 8 sided polygon
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hexagon | a 6 sided polygon
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pentagon | a 5 sided polygon
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obtuse angle | an angle with a measure of more than 90 degrees but less than 180 degrees
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acute angle | an angle that measures greater than zero degrees and less than 90 degrees
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right angle | an angle with a measure of 90 degrees
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equilateral triangle | a triangle with 3 equal sides
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isosceles triangle | a triangle with 2 congruent sides
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scalene triangle | a triangle with no congruent ides
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vertex/vertices | the point where 2 rays meet, where 2 sides of a polygon meet, or where the edges of a 3D shape meet; the top point of a cone or pyramid
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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