Focus in High School Mathematics Reasoning and Sense Making

Book Study Post 2 as it relates to “linking expressions and functions,” MORE THAN MEETS THE EYE (Example 9, pages 38-40) – a resource for  promoting mathematical practices: #1 – Attend to precision; #2 – Construct viable arguments and critique the reasoning of others....

“Reasoning and Sense Making” The book study continues

I’m continuing my study of the book Focus on High School Mathematics: Reasoning and Sense Making. I’ve been going through the first four chapters again, just to get a second look at the material more closely. I found this incredible nugget in the first example on page...