a 2nd grader adding and multiplying fractions

[Donald Cohen]

And I discourage kids from using circles for fractions; she did this without Don's help!

http://www.mathman.biz/html/AnnEmilyaddsfractions.html

Don

--

"Learning, Living and Loving mathematics.."- the core of Don's teaching and books, observed by Seth Nielson.

Donald Cohen

1905 S. Prairie Winds Dr. Apt. 204

Urbana, IL 61802

Tel. 217-840-4559
Email: doncohe...@gmail.com   
Don's Mathman website URL: http://www.mathman.biz

See Don's new clickable  A Map to Calculus with student works and sample problems from Don's books at every node


 

[Peter Farrell]

Great work, AnnEmily!

I always think about Don's method when I'm dividing recipes in the kitchen.