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Select a Multiplication Model
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ParaPro
PPM.136 Select a Multiplication Model
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A student orally skip-counts 10, 20, 30, 40 while the teacher writes 10 + 10 + 10 + 10. Which model is the written expression?
A
Repeated sum that matches the factor count; addition notation comes before multiplication notation
B
Tiled rectangle model; length times width is the focus
C
Counter array organized by rows; objects line up in a rectangular pattern
D
Separate groups with an equal count in each group; the model preserves group size and group count
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