Ratios, Rates & Proportions · Vol.2 — 15-worksheet pack for Grades 6–8. Topics Included: * Percent increase and decrease using proportions * Using tables and graphs to represent ratios * Rates in recipes and serving ratios * Rates in science and experiments * Rates in travel, speed, time, and distance * Comparing unit rates * Conversion using rates * Cross-multiplication * Percent as a rate per 100 * Percent error and estimation * Rates in business and finance * Rates in