Notes in the C scales:
C D E G A major pentatonic
C Eb F G Bb minor pentatonic
1 2 3 4 5 6 7 8 major scale
1 2 3 4 5 6 7 8 minor scale
C -Db-D -Eb-E -F-Gb-G -Ab-A -Bb-B -C========================================================
The minor pentatonic scale interval pattern is
1 – b3 – 4 – 5 – b7
whereas the major pentatonic scale formula is
1 – 2 – 3 – 5 – 6
They have only two chord tones in common, the tonic (1) and the fifth (5)