How to use Ohms:
- Set the multimeter to Ohms
- Connect black wire to jack that says common or -
- Connect red wire to the Omega jack, or ohm symbol, or letter R next to it
- Set the range, if it is provides, to Rx100
- Hold the things that stick out of the wires to whatever you want to measure
- Measure something like a battery or light bulb
Picture citation: http://www.dansdata.com/images/caselight/multimeter440.jpg