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When this reporter, ahem, asked for a friendly reminder (wink-wink) about the math concept, Sykora explained the distributive property of multiplication. “For example, if you have 12 times 3, instead ...

Cans on a grocery store shelf and Hirst's Capric Acid Amide can illustrate dot arrays, thus helping students understand the distributive property, partial products, and the standard algorithm for ...