Performance Tasks

This lesson unit is intended to help students to make sense of standard algorithms for addition, subtraction, multiplication, and division of positive integers. In particular it should assist them in the following areas:

• Improving conceptual understanding of why and how the
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This unit is designed to help students to:

• Confront and overcome common probability misconceptions.
• Count equally likely outcomes using diagrams.
• Discuss relationships between theoretical probabilities, observed outcomes, and sample sizes.
• Calculate
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This lesson unit is intended to help you assess how well students are able to use geometric properties to solve problems. In particular, it will support you in identifying and helping students who have the following difficulties:

• Solving problems relating to using the measures of the
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This lesson unit is intended to help you assess whether students are able to:

• Identify when two quantities vary in direct proportion to each other.
• Distinguish between direct proportion and other functional relationships.
• Solve proportionality problems using
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This lesson unit is intended to help students to make meaningful comparisons between sets of data. In particular, students will develop their abilities in the following areas:

• Selecting appropriate measures of center and variability in order to summarize the important features of a
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This lesson unit is intended to help you assess whether students recognize relationships of direct proportion and how well they solve problems that involve proportional reasoning. In particular, it is intended to help you identify those students who:

• Use inappropriate additive
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