The CCSS.MATH.K.OA.A.2 worksheets with answers for kindergarten students to practice contextual problems on Add and subtract within 10 to solve contextual problems using objects or drawings to represent the problem is available online for free in printable and downloadable (pdf & image) format. For more questions and answers on K.OA.A.2 math activities, tap on generate new worksheet to learn, practice, test and verify math skills under the common core cluster (KOAA) understand addition as putting together and to, and understand subtraction as taking apart and taking from in domain operations and algebraic thinking.
To practice these math problems of KOAA2 worksheets, students are required to represent addition and subtraction with objects, fingers, mental images, drawings, sounds, acting out situations, verbal explanations, expressions, or equations. The main objective of these K.OA.A.2 contextual problems and answer work with steps is to make students to understand addition as putting together and subtraction as taking apart or taking away. Users can directly refer the answer key to verify the work with steps of corresponding practice problems given in the K.CC.A.2 activities under common core state standards for kindergarten mathematics.