Math Talk: Promoting Equitable Mathematical

DiscourseGeoff Krall | NTN School

Development Coach gkrall@newtechnetwork.org |

Twitter: @geoffkrall

NTAC 2016

http://ntimages.weebly.com/

http://ntimages.weebly.com/

4x63

http://ntimages.weebly.com/

4x7

-1http://ntimages.weebly.com/

http://ntimages.weebly.com/

http://ntimages.weebly.com/

Objective

Have some fun experiencing activities that promote mathematical

classroom discourse

Optional Objective (for you do-gooders out there)

Draw some generalizable principles around equitable mathematical

discourse.

Clothesline Math

Which One Doesn’t Belong

Desmos: Polygraph

Quarter the Cross

Discourse Producing Activities

Clothesline Math

estimation180.com

estimation180.com

x+3=8

2x = 32

3x+6=24

Which One Doesn’t Belong

wodb.ca

wodb.ca

wodb.ca

wodb.ca

wodb.ca

wodb.ca

Desmos: Polygraph (Quadrilaterals)

Go to:

student.desmos.com

Enter code: “XXXX”

How can you be sure that you’ve shaded

exactly 1/4?

Can you convince your neighbor that you’ve shaded exactly 1/4?

Math Talk: Promoting Equitable Mathematical

DiscourseGeoff Krall | NTN School

Development Coach gkrall@newtechnetwork.org |

Twitter: @geoffkrall

NTAC 2016

Additional resources at emergentmath.com/mathtalk