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 ...

It uses the distributive property of multiplication (ax (b+c)= (axb)+ (axc)). You break one of the numbers into its tens and ones components, multiply each part by the other number, and then add ...

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 ...