This math topic focuses on practicing the addition of three 2-digit whole numbers. Each question presents a set of three numbers and students are tasked to find their sum. The problems are multiple-choice, offering various answer options for students to choose from. This skill is part of a broader unit on the addition and subtraction of integers that involve 2 and 3-digit numbers. The task tests and enhances the student's ability to perform basic arithmetic operations accurately and efficiently.