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 ...

If you’ve ever calculated cost per wear to justify the price of an expensive dress, or felt like you’ve made a profit after returning an ill-fitting pair of jeans, you might be an expert in “girl math ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

A new personal finance trend has TikTok users recommending humorous new ways to rethink their spending habits — like imagining that anything under $5 is free, or measuring the cost of big-ticket items ...

WASHINGTON — Inside a high school classroom, Bryan Martinez jots down several purchases that would require a short-term savings plan: shoes, phone, headphones, clothes, and food. His medium-term ...

There is a pattern emerging from recent work in pure mathematics that deserves more attention from financial technologists ...

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Tonica Tatum-Gormes leads her students through a math problem involving a money-saving strategy, Sept. 12, 2023. She teaches a course called Advanced Algebra with Financial Applications at Capital ...