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ELO Math 4 Vocab

DefinitionTerm
The value of a digit in the number Place Value
The digits of a number: i.e, 23,976 Standard Form
The number written in words Word Form
The number written using base ten blocks Base Ten or Base Ten Form
Making a number more "friendly" by changing it up or down to a certain place value; we use this strategy to help us estimate Rounding
Lines that intersect and create a right angle Perpendicular Lines
Lines that are always the same distance from each other and never cross Parallel Lines
Lines that cross each other Intersecting Lines
When an object can be split with a line that makes each side a mirror image of each other Symmetry
The exact location in space represented by a dot Point
A part of a line that has an endpoint and goes forever in the other direction Ray
Straight, no bends, continues forever in both directions, a straight angle Line
Part of a line, it has two endpoints Line Segment
Angle that is less than 90 degrees Acute Angle
Angle that is more than 90 degrees Obtuse Angle
Angle that equals 90 degrees Right Angle
A number that divides another whole number evenly; numbers that when multiplied together equal a whole number Factor
A number that is a product of a given number and a whole number; skip counting will give you these numbers Multiple
A number that only has 1 and itself as factors Prime Number
A counting number that has more than 2 unique factors Composite Number
A number that is equal to a counting number times itself Square Number
The answer to a division problem Quotient
The quantity in a division problem that the number is being divided by Divisor
The quantity in a division problem that is being divided Dividend
The quantity that is left over in a division problem Remainder
Angles that have a sum of 90 degrees Complementary Angles
Angle that equals 180 degrees Straight Angle
Angles that have a sum of 180 degrees Supplementary Angle
A fraction with a 1 in the numerator and a counting number in the denominator Unit Fraction
The top number in a fraction; this number tells you how many parts of the whole are represented Numerator
The bottom number in a fraction; this number tells you how many parts are in the total and the size of each part Denoninator
Word that means "same size and shape" Congruent
Fractions that have the same denominator Like Fractions
A number written as a whole number and a fraction Mixed Number
Fraction larger than or equal to 1 whole where the numerator is greater than the denominator Improper Fraction OR Fraction Greater than 1
Polygon with 3 sides and 3 angles Triangle
Triangle with 1 90-degree angle and 2 acute angles - can be scalene or isosceles Right Triangle
Triangle with 3 equal sides and 3 equal angles Equilateral Triangle
Triangle with no equal sides, can have a right angle or obtuse angle Scalene Triangle
Triangle with 2 equal sides and 2 equal angles Isosceles Triangle
Triangle with one obtuse angle Obtuse Triangle
Triangle with 3 acute angles Acute Triangle
Created by: user-2032903
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