The Bark Watch (Samsung model) has a Calculator app for quick math on the watch.
How to use the calculator
From the watch face, swipe up to open the Apps screen.
Tap
Calculator.
Tap the numbers and symbols to run your calculation.
More calculator tools
To see past calculations, tap the 🕦 History icon.
To convert units, drag the — line icon up from the bottom, then choose the unit converter.