The first example is a normal subtraction, while the second requires regrouping. Subtract 5∙1 from 9∙6. Write the larger number (9∙6) above the smaller number (5∙1) in a vertical list ...

With every new addition to the tech stack bringing more layers of integration and support that land on IT’s shoulders, subtraction in IT has become increasingly critical.

With-(pronounced Subtract), he'll cover a difficult period that spurred him to musically reflect on his "deepest, darkest thoughts," he announced Wednesday in a press release. "I had been working ...