A7-5 (A7b5) altered chord
Altered A chord for piano presented by keyboard diagrams.
Explanation: The A7-5 (or A7b5) alter the A7 by the change of one note. A7-5 stands for A seven minus five.
Theory: The A7-5 are identical with the A7 except that the fifth tone of the scale (i.e. the third tone in the chord) is flattenedThe tone is one half step lower.
Fingerings: Little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).
A7-5
Notes: A - C# - Eb - G
Left hand: 5-3-2-1
Right hand: 1-2-3-5
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