Millions of Americans who file their own returns have long learned about tax math mistakes only after the Internal Revenue Service quietly changed their refund or balance due. A new federal law ...

The Internal Revenue Service (IRS) has declined to add critical information to its so-called math error notices that would make them easier to understand, despite the ...

If you received a 6470 letter from the U.S. Internal Revenue Service in the mail regarding a "math error" in relation to your 2020 tax returns, you might owe more money on your next return. The 6470 ...

In a punishing tax season plagued by technical glitches and constantly changing regulations, millions of Americans are still facing unresolved delays as they wait for their much-needed refund checks.

When completing math problems, students often have to show their work. It’s a method teachers use to catch errors in thinking, to make sure students are grasping mathematical concepts correctly. New ...