Take-Away Is Not Enough!
- 1 April 1954
- journal article
- Published by National Council of Teachers of Mathematics in The Arithmetic Teacher
- Vol. 1 (2) , 7-10
- https://doi.org/10.5951/at.1.2.0007
Abstract
“There were 8 children playing at Mary's house. Then 2 children went home. How many children are still at Mary's house?”Keywords
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