How to play JAZZ on the mandolin
Mack the Knife
Learn Your First Jazz Tune
Mack The Knife
It is good to start with easy tunes with very few chords. Start with Mack the Knife.
Louis Armstrong Sings it here
1) Learn the Melody by ear. Sing it, then play it.
2) Print out the PDF file here. The PDF file has 2 slightly different simplified chord progressions, chord voicings for all chords and arpeggios for those chords.
3) Learn the chords to progression 1. Notice the two chords are G6 and D7. Learn the chords. Sing the melody with the chords.
4) When you are ready to try improvising, watch and follow this video.
A Band in a Box play along files for this tune are here
Best of luck and have fun learning Jazz!