Math Arguments

Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.

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Item 458

Fractions and decimals

Which do you think works better?

"Decimals are a subset of fractions." OR "Fractions are a subset of decimals."

What other mathematical aspects of this caught your attention? What do you wonder about the situation?

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Notice, Wonder
internet
MS Math

Source: internet

Fractions are a subset of decimals. Always true, sometimes true, or never? — Professor Yaffle (@adamcreen)

More Information:
Noticing and wondering is a tool to help students:
- Understand the story, the quantities, and the relationships in the problem.
- Understand what the problem is asking and what the answer will look like. Have some ideas to begin to solve the problem.
More Here at NCTM