What do the companies Bee Sweet Lemonade, Mo's Bows, Man Cans, and Stinky Feet Girlz have in common? They were all started by young entrepreneurs! This inspiring math reader describes the real-life success stories of the young individuals who created businesses selling lemonade, candles, clothing, and bow ties. Through the use of real-world examples of problem solving, students will practice addition and subtraction while learning new concepts and vocabulary terms like expenses, profits, revenue, and economics. The captivating images, practice problems, and mathematical diagrams help develop students math and reading skills. The DOK-leveled Math Talk section facilitates mathematical discourse and higher-order thinking skills with questions that students can respond to at school or home. This full-color book includes text features such as a glossary, index, captions, answer key, and a table of contents to increase understanding and build academic vocabulary. The Problem Solving section and Let's Explore Math sidebars provide numerous opportunities for students to practice what they have learned. Learning addition and subtraction is fun and easy with this high-interest grade 4 math reader!