Calculator Soup
Calculator Soup: Speed Distance Time Calculator
Calculate speed, distance, or time using the formula d = st, distance equals speed times time. The Speed Distance Time Calculator can solve for the unknown sdt value given two known values
Math Aids
Math Aids: Word Problems Worksheets
Great resource to practice and strengthen math skills pertaining to word problems. Math worksheets are printable, may be customized, and include answer keys.
Mocomi & Anibrain Digital Technologies
Mocomi: Simple Interest and Compound Interest
Explains simple and compound interest with formulas and examples.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Unit Rate
Find a quick, concise explanation of unit rates. An example is given and clearly explained.