5th Grade Math 4.6, Model Decimal by Decimal Multiplication
We can use a sheet of graph paper or a grid of 100 squares to model multiplying a decimal by a decimal. We can shade columns of squares with one color for one factor and rows of squares with a different color for the other factor. Then we count or multiply to find how many small squares are shaded twice. The columns and rows each represent ...
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· Mar 23, 2020