Section A Section A Checkpoint

Problem 1

Select all diagrams that show 4×134 \times \frac{1}{3}.

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Solution
B, E

Problem 2

Select all expressions that are equivalent to 85\frac{8}{5}.

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Solution
B, C, D

Problem 3

  1. Draw a diagram showing 4×234 \times \frac{2}{3}.
  2. Use the diagram to calculate 4×234 \times \frac{2}{3}.

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Solution
  1. Sample response:

    Diagram

  2. 83\frac{8}{3}. Sample response: There are 4×24 \times 2 or 8 shaded parts and each part is 13\frac{1}{3} of a full rectangle.