Alaska Mathematics Standards Grade 2 Grade Level/Course 2 Domain Operations and Algebraic Thinking Cluster Add and subtract using numbers up to 20. 2.OA.2. Standard Fluently add and subtract using numbers up to 20 using mental strategies. Know from memory all sums of two digit numbers. Standards of Mathematical Practice Make sense of Reason abstractly Construct viable Model with Use appropriate Attend to Look for and make Look for and problems and and quantitatively. arguments and mathematics. tools strategically. precision. use of structure. express regularity persevere to solve critique the in repeated them. reasoning of reasoning. others. Learning Targets Knowledge Reasoning Skill Products Facts and concepts we want students to Use what they know to reason or solve Use knowledge and reasoning to act Use knowledge, reasoning, and skills to know. problems skillfully. create a concrete product. Know mental strategies for Apply mental strategies to add addition and subtraction. and subtract fluently within 20. Know from memory all sums of two one-digit numbers.
Alaska Mathematics Standards Grade 2 Grade Level/Course 2 Domain Operations and Algebraic Thinking Cluster Add and subtract using numbers up to 20. Standard 2.OA.2. Fluently add and subtract using numbers up to 20 using mental strategies. Know from memory all sums of two numbers. Standards of Mathematical Practice Make sense of problems and persevere to solve them. Reason abstractly and quantitatively. Construct viable arguments and critique the reasoning of others. Model with mathematics. Use appropriate tools strategically. Attend to precision. Look for and make use of structure. Look for and express regularity in repeated reasoning. Learning Targets Knowledge Reasoning Skill Products Facts and concepts we want students to know. Use what they know to reason or solve problems Use knowledge and reasoning to act skillfully. Use knowledge, reasoning, and skills to create a concrete product. Know mental strategies for addition and subtraction. Know from memory all sums of two one-digit numbers. Apply mental strategies to add and subtract fluently within 20. digit