This math topic focuses on practicing subtraction of two-digit whole numbers presented in column format. It includes exercises that require subtracting one two-digit number from another two-digit number. The problems are structured to improve understanding and fluency in the basic arithmetic operation of subtraction as part of the broader unit on 'Addition and Subtraction of Integers - 1 and 2 Digit'. Each question is followed by a set of multiple choice answers, enhancing both computational skills and the ability to choose the correct subtraction results.