Kumon Math Boosters: Prob Solving w/Ratio & Proportions

The Kumon Math Boosters series is designed to help children who either need to improve their basic math skills, or who are slightly ahead of the curve. Math Boosters: Problem Solving with Ratios & Proportions focuses on challenging topics your child must master to be ready for algebra and other advanced math concepts. This book provides practice using ratios and proportions in solving data-oriented problems your child will encounter in school— especially in STEM subjects—and in everyday lif...