Alaska Mathematics Standards Grade 2 Grade Level/Course 2 Domain Measurement and Data Cluster Relate addition and subtraction to length. 2.MD.6. Standard Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1,2, …, and represent whole-number sums and differences within 100 on a number line diagram. 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. Represent whole numbers from 0 Explain length as the distance on a number line with equally between zero and another mark spaced points. on the number line diagram. Use a number line to represent the solution of whole-number sums and differences related to length within 100.
Alaska Mathematics Standards Grade 2 Grade Level/Course 2 Domain Measurement and Data Cluster Relate addition and subtraction to length. Standard 2.MD.6. Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1,2, …, and represent whole-number sums and differences within 100 on a number line diagram. 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. Represent whole numbers from 0 on a number line with equally spaced points. Explain length as the distance between zero and another mark on the number line diagram. Use a number line to represent the solution of whole-number sums and differences related to length within 100.