Pre-Algebra: Ratio and Proportion Help and Problems
Find study help on ratio and proportion for pre-algebra. Use the links below to select the specific area of ratio and proportion you're looking for help with. Each guide comes complete with an explanation, example problems, and practice problems with solutions to help you learn ratio and proportion for pre-algebra.
Solving Percent Problems Using Proportions
Recall that percent means part of 100, so a percent can be written as a ratio using 100 as the denominator of the fraction. For example, 43% can be written as