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➕Pre-Algebra
Key Terms

127 essential vocabulary terms and definitions to know for your Pre-Algebra exam

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A

Adding the Opposite
Addition of Decimals
Addition of Fractions
Algebraic Fraction
Algebraic Notation
Algebraic Reasoning
Angle of Elevation
Annual Interest Rate
Arc
Area
Area Model
Arithmetic
Arithmetic Mean
Associative Property of Addition
Associative Property of Multiplication
Augend

B

Base
Binomial

C

Central Angle
Closure Property
Complementary Angles
Composite Number
Congruence
Congruent
Constant
Constant Term
Conversion Factor
Cross Cancellation
Cube Root
Cubic Meters

D

Decimal Expansion
Decimal Point
Decomposition Method
Degree of Polynomial
Deka-
Denominator
Descending Order
Diagonal
Diameter
Difference of Cubes
Direct Variation
Discounted Price
Divisibility Rules
Division Algorithm
Division Bar
Division Involving Decimals
Division of Integers

E

Equal Additions Method
Equal Sign
Equal To
Equality Sign
Equals Sign (=)
Equation
Equidistant
Equilateral Triangle
Equivalent Fractions
Equivalent Ratios
Estimation
Expanded Form
Experimental Probability
Exponent Notation
Exponential Expression

F

Factor Pairs
Factor Tree
FOIL Method
Fraction Bar
Fraction Notation
Fraction Strips
Fractional Part
Function
Fundamental Theorem of Arithmetic

I

Improper Fraction
Integer Number Line
Integer Operations
International System of Units (SI)