BALTIMORE -- A new personal finance trend has TikTok users recommending humorous new ways to rethink their spending habits. We've all justified unnecessary purchases before, but now social media has ...

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You pay for a latte with money from your Starbucks app, so your bank account balance doesn’t change. That means the coffee was basically free, right? This is just one example of “girl math,” a trend ...

While I am financially savvy, I’m also into some lighthearted spending logic. And if your math brain works anything like mine, we might agree on some things: anything less than $5 is free; it’s smart ...

Given the decades-long market upswing followed by the recent downturn, you may have questions about if your money is really working for you. For instance, is it possible to make an average 25% rate of ...

Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to ...

Step aside, “girl dinner” — it’s time for “girl math.” Girl math revolves around justifying your spending habits in creative ways, like subscribing to the idea that if you buy clothes and later return ...

Unfortunately, there is a new phenomenon that has slipped into our lexicon: girl math. It has inundated TikTok feeds and memes. You can laugh it off as just goofy stuff, but I think we have to take a ...

Historical math problems that once offered a $1 million prize for correct solutions.