• Lightbulb Students must be able to create representations of problems that require more than one step to solve. They must use a letter for the missing number, as well as a problem-solving model incorporating a variety of tasks.


  • Read the problem situation below. Solve and write an equation including a letter in the equation to represent the missing amount. Explain your thinking.
    Chip and Jo sold tickets to a party celebrating the grand opening of their new store. They sold 250 tickets that were $35 each and 200 tickets for $45 each. After all of the money was accounted for, how much more money came from the $45 tickets than the $35 tickets?

Using Strip Diagrams with Multi-Step Problems


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  • Readiness Standard

    5.4 Algebraic reasoning. The student applies mathematical process standards to develop concepts of expressions and equations. The student is expected to:

    (B) represent and solve multi-step problems involving the four operations with whole numbers using equations with a letter standing for the unknown quantity


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