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MIDDLE SCHOOL

About Math

Algebra
   equations
   factoring expressions
   graphing equations

Arithmetic
   division
   exponents
   factorials
   factoring numbers
   fractions/percents
   logarithms

Definitions

Geometry
   2-dimensional
     conic sections/
       circles
     triangles/polygons
   3D and higher
     polyhedra

History/Biography
Logic

Measurement
   calendars/
     dates/time
   temperature
   terms/units

Number Sense
   factoring numbers
   negative numbers
   pi
   prime numbers
   square roots

Probability
Puzzles
Ratio/Proportion
Statistics
Word Problems

Browse Middle School Algebra
Stars indicate particularly interesting answers or good places to begin browsing.

Selected answers to common questions:
    Direct and indirect variation.
    Inequalities and negative numbers.
    Positive/negative integer rules.
    Solving simple linear equations.



Why Use Letters in Math? [12/01/1999]
Why do we need to use letters in math?

Why Use n for Any Number? [09/28/2002]
Why do people use n when any number can fit in or when they want to indicate position?

Why Use Variables? [06/01/1999]
What is the point of using variables when you could use numbers?

Why Use X and Y for Variables? [10/23/2002]
Why do we use x and y for variables in an equation?

Writing Equations for Word Problems [09/01/1998]
Can you help me convert the following word problems to equations and solve them? An oil painting is 16 years older than a watercolor ....

x - 8 = -5 [06/13/2001]
I know the answer but our teacher wants us to show all of our work and add something to both sides.

Young's Formula [08/21/1999]
Calculating a child's dose of medicine based on the adult dose.

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