Decimals have never been more fun to learn about than in this rhyming text with step-by-step shortcuts on mastering how to add, subtract, multiply, and divide decimals. Place value, digits, multiplying by powers of ten, models, and practice exercises, all with color-coded answer keys are just a fraction of what will help students learn just how dandy decimals can be! This book will allow students to add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.