Maryland College and Career-Ready Standards
MD.MA.3.OA. Operations and Algebraic Thinking (OA)
3.OA.D. Solve problems involving the four operations, and identify and explain patterns in arithmetic.
3.OA.D.8. Major Standard: Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.
3.OA.D.8.1. Knowledge of strategies for word problems as established for addition and subtraction (2.OA.A.1).
3.OA.D.8.2. Ability to solve word problems that use whole numbers and yield whole-number solutions.
3.OA.D.8.6. Ability to use various strategies applied in one-step word problems to solve multi-step word problems.