Quick Info - Circle of fiths
The circle of fifth relates all the western major key signatures together. You may represent the circle of fifths as rising stack modal pattern, rising at the fifth.
P RH=(5)C Ionian >< H1
P1 RH= C Ionian >< H1
P2 RH= G Ionian >< H1
P3 RH= D Ionian >< H1
P4 RH= A Ionian >< H1
P5 RH= E Ionian >< H1
P6 RH= B Ionian >< H1
P7 RH= Gb Ionian >< H1
P8 RH= Db Ionian >< H1
P9 RH= Ab Ionian >< H1
P10 RH= Eb Ionian >< H1
P11 RH= Bb Ionian >< H1
P12 RH= F Ionian >< H1
If your right thumb starts on a white note, your pinky will end on a white note, except for the note B.
If you right thumb starts on a black note, your pinky will end on a black note, except for the note Bb.
You can use the fifth rule to remember the order at the piano. Start on the note C.
Place your right hand thumb on C, the fifth is G.
Place your right hand thumb on G, the fifth is D.
Place your right hand thumb on D, the fifth is A.
Place your right hand thumb on A, the fifth is E.
Place your right hand thumb on E, the fifth is B.
Place your right hand thumb on B, the fifth is Gb. ( Fifth rule exception)
Place your right hand thumb on Gb, the fifth is Db.
Place your right hand thumb on Db, the fifth is Ab.
Place your right hand thumb on Ab, the fifth is Eb.
Place your right hand thumb on Eb, the fifth is Bb.
Place your right hand thumb on Bb, the fifth is F. ( Fifth rule exception)
Place your right hand thumb on F, the fifth is C.
Clockwise: C G D A E B and also B E A D G C
Counter Clockwise: C F Bb Eb Ab Db Gb and also Gb Db Ab Eb Bb F C
On the piano, apply the circle of fifths rule and you'll be able to see this order.
Key C has no black notes.
Key G has one black note, F#.
Key D has two black notes, F# , C#.
Key A has three black notes, F#, C#, G#.
Key E has four black notes, F#, C#, G#, D#.
Key B has five black notes, F#, C#, G#, D#, A#.
Key F has one black notes, Bb.
Key Bb has two black notes, Bb, Eb.
Key Eb has three black notes, Bb, Eb, Ab.
Key Ab has four black notes, Bb, Eb, Ab, Db.
Key Db has five black notes, Bb, Eb, Ab, Db, Gb.
Key Gb also has five black notes, Bb, Eb, Ab, Db, Gb, Cb (Cb is the note B).
Observe how the fifth rule is applied between F# and C#, C# and G#, G# and D#, D# and A# (Bb)
Observe how the fifth rule is applied between Cb (B) and Gb, Gb and Db, Db and Ab, Ab and Eb, Eb and Bb, Bb and F, F and C.