A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself.
The larger the denominator the smaller the fraction
                        Count Lev Nikolgevich Tolstoy

Commutative Properties  Identity Properties  Associative Properties  Additive Inverses  Multiplicative Properties  Exponents  More with Exponents  Polynomials  Slopes  The Pythagorean Theorem  Complex Numbers