Whether called “Black Belts,” “Performance Improvement Experts,” “Lean Sensei” or any other term for a person whose role is to help transform how things are done, some form of process analysis is part of the job. 716 more words

## Tags » Mathematical Thinking

#### The secrets of a linear world exposed

Like many concepts in mathematics, linearity has multiple interpretations and meanings. What do we mean when we say something is linear? Well, it depends on what follows. 1,003 more words

#### How to quantify reality for mathematical modeling

A question came up about regarding Q1.4.9 in Cherney, Denton, Waldron. Here is a snippet of the original question:

Consider the set . It contains just 3 elements, and has… 468 more words

#### Misunderstanding the Common Core Part V

Here we go again…another false statement about the “dumbing down” of American kids…about doing math in ways that seem foolish…about the “idiocy” of the Common Core Standards. 872 more words

#### Decimals Hundredths Grid

Here are some great decimal grid activities by the Virgina Department of Education (see pages 44 – 52). I love decimal grids! Use them to teach adding, subtracting, multiplying and dividing decimals! 10 more words

#### Fermat's Last Theorem on the Greenboard

In the first week of my very brief career as a regular full-time high-school math teacher, my students and I somehow started having a conversation in the lower-right corner of the greenboard at the rate of one statement by each party per day. 150 more words