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Represent decimal multiplication with grids and area models


The entire figure is one whole.
A large square with 100 equal parts. There are overlapping shaded sections. One section is 5 parts wide and 10 parts high labeled 5 tenths. The other is 10 parts wide and 2 parts high labeled 2 tenths. The overlapping area is 5 parts wide and 2 parts high.
Which multiplication equation best represents the figure?
Choose 1 answer: