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Common Core Standards

Problemas en dos pasos

Grade: 3rd Grade

Math.3.OA.8 or 3.OA.D.8


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.


Math.3.MD.1 or 3.MD.A.1


Tell and write time to the nearest minute and measure time intervals in minutes. Solve word problems involving addition and subtraction of time intervals in minutes, e.g., by representing the problem on a number line diagram.

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