Bobby W tells us about his math website.
http://www.gomath.com/

This mathematical website is good for learning your Algebra Solutions such as Negative Number Rules for Adding Odd and Even Numbers, Decimal Number Operations, Rounding off Numbers, Square Roots, Reading the Whole Number, Length, Mass & Volume Speed, Power & Temperature Rules for Fractions Reducing to Lowest Term, Improper & Mixed Fraction Decimal, Fraction & Percentage Word Problem. Also for your Geometry Solutions like Triangle, Parallelogram, Trapezoid, Rectangle, Square, Rhombus Regular N-gon, Sphere, Cube, Cuboids, Pyramid.