Reaching a milestone In 2016 I reached a milestone that I have been working toward for more than a decade. I earned tenure as a faculty member at a research intensive university. In 2005, when I shifted from high school classroom teacher to full time graduate student, I had only glimmers of notions of the journey that would …
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Last week I asked #MTBoS followers how they would use mental math to solve 36×25. Hi #MTBoS I’m gathering some information for my #MTED5622 class. How would you use mental math to solve 36×25? — Heather Johnson (@HthrLynnJ) September 2, 2016 Below are a few responses that I received: @HthrLynnJ @mpershan 25×4 is 100. 4×9=36 …
Earlier this year, I searched for some newspaper headlines that dealt with rates. Here are a few that I came across: “Colorado unemployment rate among 10 lowest in the country” “Unintended pregnancy rate in U.S. is high, but falling” “Oil ends sharply higher. Logs 10% weekly gain as output draws focus” Many of the headlines …
Read more “Why is it so hard for students to make sense of rate?”
