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Grade 03 Mathematics - EC: M03.B-O.3.1.4

Grade 03 Mathematics - EC: M03.B-O.3.1.4

Continuum of Activities

Continuum of Activities

The list below represents a continuum of activities: resources categorized by Standard/Eligible Content that teachers may use to move students toward proficiency. Using LEA curriculum and available materials and resources, teachers can customize the activity statements/questions for classroom use.

This continuum of activities offers:

  • Instructional activities designed to be integrated into planned lessons
  • Questions/activities that grow in complexity
  • Opportunities for differentiation for each student’s level of performance

Activities

  1. Which operation should you perform first in the following problems?

    1. 4 x 2 + 5
    2. 7 + 12 ÷ 2
    3. 9 – 3 + 6
    4. 8 + 2 x 9
    5. 10 + 5 – 7
  1. Use the order of operations to solve the following problems.

    1. 4 x 2 + 5
    2. 7 + 12 ÷ 2
    3. 9 – 3 + 6
    4. 8 + 2 x 9
    5. 10 + 5 – 7
  1. A soccer team was having a fundraiser selling baked goods.  They made $52.50 in sales and they had three people just donate $25 each.  The equation 52.50 + 3 x 25 represents this situation.  How much did the team raise?  Show your work.
  1. Compare the student work shown below to solve 9 + 2 x 6.  Decide which student is correct and why.

Answer Key/Rubric

  1. Answers as follows:
    1. Multiplication
    2. Division
    3. Subtraction
    4. Multiplication
    5. Addition
  1. Answers as follows:
    1. 13
    2. 13
    3. 12
    4. 26
    5. 8

  2. $127.50
    Acceptable work may include, but is not limited to:

52.50 + 3 x 25
= 52.50 + 75
= 127.50

  1. Jose is correct.
    Acceptable explanations may include, but are not limited to:
  • Jose used order of operations to solve
  • Order of operations says to solve multiplication before addition
  • Miguel didn’t follow order of operations and just solved the problem in the order it was given
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