This calculator solves Ohms Law while helping you to learn the equations.
Just type values into two of the three fields (Voltage, Current, Resistance) and the third will be solved for you.
The equation used to solve for your variable is displayed so you'll always get prompted with the correct equation. Never forget Ohms Law again after using this app a few times it will be lodged firmly in your brain.

Not a single ad to be found in this app and it's completely free.

Enjoy, and if you like it please rate!