History says this is what happens when a stock joins the Nasdaq-100

SpaceX is joining the widely followed Nasdaq-100 Index, and that could provide a short-term jolt to its shares.
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Confused Students Get This Synthentic Division Problem Wrong

Master negative exponents by learning the simple rule for rewriting them as fractions. Negative exponents often confuse ...
Education Week

Teachers Want Their Math Curricula to Do More. Here’s How

Dylan Kane likes his math curriculum. But there’s one important piece missing, he says. The 7th grade math teacher in Leadville, Colo., uses a program that teaches math skills through real-world ...
Virginia Business

General Dynamics’ Deep promoted to president

Danny Deep, General Dynamics‘ executive vice president of global operations, has been promoted to president of the Reston-based Fortune 100 government contractor, the company announced Friday. Deep ...