Help your students master AP Environmental Science math with this visual, step-by-step APES Math Survival Guide for Unit 1: Ecosystems & Energy Flow. This resource is designed for math-anxious APES students who struggle with formulas, FRQ math, unit labels, and showing work. Students practice the most important AP Environmental Science Unit 1 math skills, including the 10% Rule, energy pyramids, NPP, GPP, respiration, and percent change. Perfect for APES Unit 1 review, FRQ practice