Engaging story lines and relatable contexts assist readers in understanding the fundamentals of numbers and operations in base ten. Students will learn how to extend the count sequence and gain an understanding of place value in order to apply that understanding to addition and subtraction equations. Age-appropriate text and eye-catching visuals make these concepts easy to understand for beginning math students. Students will learn how a two-digit number represents amounts of tens and ones through an exciting narrative about selling popcorn. This volume meets CCSS Math Standard 1.NBT.B.2. This book should be paired with "The Popcorn Sale" (9781477720943) from the Rosen Math Readers Program to provide the alternative point of view on the same topic.