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- Arrange the triangle
- Educação Superior::Ciências Humanas::Educação
- Shows a triangle with six blanks. It should be complete in the blanks with the numbers available so that the sum of the numbers on each side of the triangle is 9
- Mídias Digitais para Matemática
- Educação Básica::Ensino Fundamental Inicial::Matemática::Números e operações
- Logical reasoning
- Developing logical reasoning
- To use this feature you must be installed on your computer a software file viewer pdf
- The materials developed by the Center for Digital Media Mathematics Institute of Mathematics, Federal University of Rio Grande do Sul are licensed under the Creative Commons. These materials can be accessed through the search engine - online repository, which allows you to view, copy and comment on the posted materials. For more information about the license please visit http://creativecommons.org/licenses/by-nc-sa/3.0/br
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