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(B) Represent and solve one- and two-step multiplication and division problems within 100 using arrays, strip diagrams, and equations
(Y3) Represent and solve problems involving multiplication using efficient mental and written strategies and appropriate digital technologies (ACMNA057)
3.OA.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.
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