Four Wappingers elementary students are multiplying up to 384-digit numbers in school. These students, who are in the district's math enrichment program, are getting creative with math theory to solve ...

Multiplying 2 x 2 is easy. But multiplying two numbers with more than a billion digits each — that takes some serious computation. The multiplication technique taught in grade school may be simple, ...

Multiply by 4 using the grouping of objects, arrays, and facts you already know. Explore the Multiply by 4 facts using the grouping of objects and arrays. Compete against characters to see who finds ...