3.OA.D.8 Workbooks


"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."

These workbooks can help students practise this Common Core State Standards skill.


Underwater Word Problems
Underwater Word Problems
Underwater Word Problems
Dive into underwater themed word problems to discover numbers to round, and multi-step problems to put kids through the four operations.
Year 4

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