Whole Numbers |  |
Chapter DescriptionChapter 3 Whole NumbersActivity Set 3.1 Models for Numeration with Multibase Pieces
Base five number pieces and visual diagrams for other bases, are used to introduce the concepts of grouping and place value in a positional numeration system.
Just for Fun: Mind Reading Cards & Game of Nim
Interactive Applet: Deciphering Ancient Numeration SystemsActivity Set 3.2 Adding and Subtracting with Multibase Pieces
Base five number pieces are used to introduce addition and subtraction concepts and develop algorithms for addition and subtraction.
Just for Fun: Force OutActivity Set 3.3 Multiplying with Base-Ten Pieces
Base-ten pieces are used to build a visual model for the multiplication algorithm.
Just for Fun: Cross Numbers for CalculatorsActivity Set 3.4 Dividing with Base-Ten Pieces
Base-ten pieces are used to illustrate two physical interpretations of division and develop the division algorithm.
Just for Fun: Arabian Nights Mystery & Magic FormulasElementary School Activity: Introducing Place Value with Base Ten Pieces
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