Exercise 10 · 15 min

How Payment Apps Work

Time: 15 to 20 minutes · You'll need: a calculator · Builds on: Lesson 10

Warm-up

Check yourself

Your friend sends you $25 in the same payment app you use. Which bank accounts does money move between at that moment?

Check yourself

How is Zelle different from keeping a balance in an app like Venmo?

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