Math Arguments

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

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Item 258

Logarithm by hand

\(log_7{\frac{1}{8}} * (log_8{25} + log_2{5}) * log_5{49} \)

Why don't we need a calculator for this problem?


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

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Notice, Wonder
UVM
PRE-CALC

Source: UVM
Source: UVM, 2011
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


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