How to Use the Secret Notes App Built Into Your iPhone's Calculator
The main way to get to Math Notes is through the Notes app on your iPhone, iPad, or Mac. You can also access it through the ...
HowToGeek on MSN1mon
How to Use Math Notes on Your iPhone, iPad, and Mac
Math Notes is a built-in feature that lets you crunch numbers on your iPhone, iPad, and Mac. Solve basic arithmetic and ...