Why it matters: The conservative think tank says the error led to tariff rates massively higher than they should have been to achieve the goals the administration sought.

Interesting Engineering, O Globo, and GEO France reported on the 4,000-year-old math mistake. This article was written in collaboration with generative AI company Alchemiq ...

Commissioner René Lopez, who holds a degree in nuclear engineering and is a former Chandler City Council member, raised concerns about one of Arizona Public Service’s (APS) calculations during ...

The IRS sent millions of “math error” notices during the first half of 2021, most of which involve federal stimulus payments.

"A critical math mistake in the informational meeting packet given to the Board led some of the supervisors - and the public - to initially think they were approving a 20% raise.

If you believe your delay is the result of a math or clerical error, for now all you can do is wait to hear from the IRS. Be on the lookout for one of two notices: Notice CP11 or Notice CP12.

If you’re one of the 9.4 million Americans who received a “math error” notice from the Internal Revenue Service (IRS) this tax season, don’t feel bad if you were confused by what it meant ...