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CIMath.org is a community of teachers and scholars who have come together to promote the use of complex instruction in mathematics classrooms. Join us in creating, fieldtesting, collaboratively critiquing, and disseminating groupworthy mathematics tasks.

addlargenum

Experiences with Ordering Numbers Task

One of my favorite CI tasks is the Ordering Numbers Task (See tasks for download). This task is easily adapted for different content and grade levels: I have recently used a multiplication version in third grade (see my blog about Spectacular Jumps and Modest Movement) and a large numbers version in fourth grade. As I …

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large number

Shifting from Spectacular Jumps toward Modest Movement

I was in a third grade classroom yesterday, teaching a lesson on ordering representations of multiplication expressions. (See the Tasks for Download section for an example). The students needed to compare representations like eight groups of six, 7 x 8, and 2 x 3 x 6. The first inclination of many students was to solve …

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