#### MAT-00.OA.02

 MAT-00 Targeted Standards(OA) Domain: Operations and Algebraic Thinking Cluster: Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from. MAT-00.OA.02 Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.

## Student Learning Targets:

### Reasoning Targets

• I can decide when I need to add or subtract in a problem.

### Skills (Performance) Targets

• I can solve addition word problems.
• I can solve subtraction word problems.
• I can use drawings or objects to show the problem.

## Rubric / Proficiency Scale

 Score Description Sample Activity 4.0 Advanced criteria under development. In addition to Score 3.0 performance, the student demonstrates in-depth inferences and applications regarding the more complex content. - 3.5 In addition to Score 3.0 performance, the student demonstrates in-depth inferences and applications regarding the more complex content with partial success. 3.0 Student is able to correctly solve addition and subtraction word problems within 10 and correctly represent the problems using drawings or objects.  I can solve addition word problems when the answer is 10 or less with no mistakes. I can solve subtraction word problems for numbers up to 10 with no mistakes. I can use drawings or objects to show the problem with no mistakes. - 2.5 No major errors or emissions regarding 2.0 content and partial knowledge of the 3.0 content. 2.0 Student is able to correctly solve and represent addition word problems within 10. and Student is able to correctly solve and represent subtraction word problems within 5. I can solve addition word problems when the answer is 10 or less with no mistakes. I can solve subtraction word problems for numbers up to 5 with no mistakes. I can use drawings or objects to show the problem. - 1.5 In addition to 1.0 content, student has partial knowledge of the 2.0 and/or 3.0 content. 1.0 Student is able to demonstrate beginning understanding of solving addition word problems within 5 but may have an error when finding the solution. I can solve addition problems when the answer is 5 or less, but I may have a mistake. I can use drawings or objects to show the problem. - 0.5 Limited or no understanding of the skill is demonstrated.

• join
• put together
• separate
• take away
• take apart
• take from
• subtract
• plus
• minus
• equal to
• same as
• less
• total
• sum
• difference