Others could have calculated: 4 - 4 = 0, then 0 ÷ 4 = 0, then 0 x 2 = 0, giving them an incorrect final answer. This type of math puzzle regularly goes viral on social media platforms.

J.C. Rice “D2 middle schools hold them back and make them repeat sixth-grade math, taking them off track to finish geometry in eighth grade,” she told The Post. “They don’t need more puzzles.

The majority of respondents confidently answered 2, while others wrote that they believed the correct answer to be -2. The confusion stems from a simple math rule - the order of operations.

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One aspect of culture is a commonly held set of beliefs and norms that guides the practices of a group. At a broad/national level, the culture of mathematics teaching can be characterized as both an ...

There are eight doors in front of you labeled A through H. Behind one of the doors is a prize. A guard is aware of the ...

A classic puzzle conundrum goes like this: You’re in a room with two ropes and a box of matches. Each rope takes exactly an ...

“The answer would be 42.5, though, if done at an age appropriate grade." [h/t: Pop Sugar] A version of this story originally ran in 2018; it has been updated for 2022.