# Algebra Vocabulary

You should define and/or give an example for the following words for the appropriate sections as you complete the Explain sections of IM. Some of the vocabulary and notes will be found in SCREEN NOTES. A copy of the screen notes can be found in the MTH 090 PACKET. The vocabulary should be put in the vocabulary/notes section of your notebook. The vocabulary can be combined with any notes you take from a particular section.

F1.2 Exponential Notation
Factors
Exponential notation
Base
Exponent
Square number
Square root

Sum
Subtracting
Whole numbers
Natural numbers
Number line
Greater than
Greater than or equal to
Less than
Less than or equal to
Place value chart

F1.1 Multiplying and Dividing
Multiplying
Dividing
Factor
Prime number
Composite number
Prime factorization
Factor tree

F1.1 Rounding and Divisibility
Estimating
Rounding
Divisibility
Remainder
Divisibility rules for 2, 3, 5, 10

F2.3 Notation
Decimal notation
Decimal
Place value chart
Rules for writing a decimal
Rules for rounding decimals

Decimal number
Decimal point
Rules to subtract decimal numbers

F2.4 Multiplying and Dividing
Rules to multiply decimal numbers
Rules to divide a decimal number by a
whole number
Rules to divide a decimal number by a
decimal number
Shortcut for multiplying a decimal
number by a power of 10

F2.1 Equivalent Fractions
Fractions
Denominator
Numerator
Equivalent fractions
Simplified / reduced
Lowest terms
Greatest common factor (GCF)

F2.1 Multiplying and Dividing
Mixed numeral (number)
Improper fraction

F2.3 Converting
Rules for converting a decimal
to a fraction
Rules for converting fractions that
are powers
of 10
Rules for converting fractions to
decimals
Dots
Repeating decimals
Terminating Decimals
Irrational numbers

Positive number
Negative number
Number line
Absolute value
Rules for adding numbers with the
same sign
different signs

F4.1 Subtracting
Opposite
Rules for rewriting a subtraction as
Rules for subtracting signed
numbers

F4.2 Multiplying and Dividing
Rules for multiplying numbers with
different signs
Rules for multiplying numbers with
same sign
Rules for dividing numbers with
different signs
Rules for dividing numbers with
same sign

F4.2 Combing Operations
No vocabulary

F2.2 Common Denominators
Common Denominator
3 Ways to Find a Common
Denominator
Common Multiples
Least Common Multiple ( LCM )
Least Common Denominator (LCD)
How to Find a LCD

have the Same Denominator
Add or Subtract Fractions that have
Different Denominators

F2.1 Multiplying and Dividing
What “of” means in mathematics
Rules for Multiplying Fractions
Product
Reciprocal of a fraction
Rules for Dividing Fractions
Multiplying and Dividing Mixed
Numbers

F3.2 Definition
Percent
Percent as a Decimal
Percent as a Fraction
% of a number

F3.2 Converting
Rules for Writing a Percent as a
decimal
Rules for Writing a Decimal as a
percent
Rules for Writing a Fraction as a
percent
Rules for Writing a Percent as a
fraction

F3.1 Ratios
3 Ways to Write a Ratio
Equivalent Ratios

F3.1 Proportion
Proportion
Solving a Proportion by Cross
Multiplying

F5.3 Triangles and Parallelograms
Triangle
Isosceles Triangle
Equilateral Triangle
Right Triangle
Hypotenuse
Leg
Pythagorean Theorem

F5.2 Perimeter and Area
Perimeter
Area
When to use Square Units
Area of a Rectangle
Rectangle
Square
Parallelogram
Area of a Parallelogram
Triangle
Base
Height
Area of a Triangle
Trapezoid
Area of a Trapezoid
Circle
Diameter
Pi (П)
Circumference of a Circle
Area of a Circle

3.1 Plotting Points
Origin
x-axis
y-axis
Cartesian Coordinate System
xy-plane