Grade
5

Same & Different: Time & Money

Look at the two pictures. What do you notice?

A. shows a fraction addition problem with money. 3 quarters + 5 dimes. B. shows a fraction addition problem with clocks. Clock 1 is divided into 6 equal parts. The parts from 12 to 10 are shaded. Clock 2 is divided into 12 equal parts. The parts from 12 to 5 are shaded.
  1. How are pictures A and B mathematically the same, and how are they different?
    • A and B are the same because …
    • A and B are different because …
  2. Make a third picture showing an expression represented with a fraction model. Explain how your picture is the same as and different from pictures A and B.
Printable Version

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Reference for Educators

Sample problems and solutions