How to Solve Any Math Problem With an App | Calculators - Lifehacker

Take a look at these free and cheap calculator apps below, suggest Nick Douglas, Staff Writer, Lifehacker.

Photo: John Moeses Bauan

iOS/Android/Desktop: Default calculator apps suck. They work like a traditional handheld calculator, which only displays one value at a time and can only do basic math. If you want to do anything more than calculate a tip, you’re better off with these free and cheap calculator apps...

Fake calculators These apps are for cool teens who want to hide things from their parents because their family has trust issues.
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Source: Lifehacker