One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

In this video, we provide essential "math help" for the "ged test", specifically addressing problems where a calculator is not allowed. This "math tutorial" covers 12 different "math problem" examples ...