# 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

__ F1.1 Adding and Subtracting __Sum

Adding

Subtracting

Whole numbers

Natural numbers

Number line

Greater than

Greater than or equal to

Less than

Less than or equal to

Place value chart

How to read a number

__ 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 reading a decimal

Rules for writing a decimal

Rules for rounding decimals

__ F2.4 Adding and Subtracting__Decimal number

Decimal point

Rules to add decimal numbers

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

__ F4.1 Adding__Positive number

Negative number

Number line

Absolute value

Rules for adding numbers with the

same sign

Rules for adding numbers with

different signs

__ F4.1 Subtracting__Opposite

Additive Inverse

Rules for rewriting a subtraction as

an addition

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

__ F2.2 Adding and Subtracting__Add or Subtract Fractions that

have the Same Denominator

Add or Subtract Mixed Numbers

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

Radius

Pi (П)

Radius

Circumference of a Circle

Area of a Circle

__ 3.1 Plotting Points __Origin

x-axis

y-axis

Cartesian Coordinate System

xy-plane

Quadrants

Ordered pairs

Coordinates

Plot

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