This math assessment workbook consists of engaging, colorful pages designed to help second graders practice addition and subtraction up to 20. Practice pages contain various math problems prompting students to solve addition and subtraction-related questions. Problems include filling in missing numbers, multiple-choice questions, and selecting numbers to complete sums. Students solve single-step word problems, complete missing-addend and missing-subtrahend equations, identify numbers that make a given total, and fill in part-part-whole number-bond diagrams.