Math Mammoth Grade 1-A Worktext

Math Mammoth Grade 1-A (Light Blue Series) student worktext teaches the concepts of addition, subtraction, and place value with two-digit numbers. The concepts of addition and subtraction, and strategies for addition and subtraction facts. The four main areas of study for first grade are: addition and subtraction strategies, place value, telling time, and geometry. This book, 1-A, covers the concepts of addition and subtraction (chapters 1 and 2) and place value with two-digit numbers (chapter 3). The book 1-B covers the rest of first grade topics.