Ten Spot [Composing Numbers]

Activity Type: Whole Group

Deriver +/- (Composing Numbers)

Quick Description:

Present problems such as 40 + 10, initially by using separate fives and tens frames or connecting cubes in trains of 10. Ask how many dots (cubes) are there? How many tens? Add a ten and ask again. Progress to adding more than 1 ten at a time.

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Special Thanks To

Institute of Education Sciences
The research reported here was supported by the Institute of Education Sciences, U.S. Department of Education, through grant numbers R305K050157, R305A120813, R305A110188, and R305A150243. to the University of Denver. The opinions expressed are those of the authors and do not represent views of the Institute or the U.S. Department of Education.