Direct fifths · Rules
Like direct octaves: soprano and bass do not reach a perfect fifth by similar motion with a leap in the soprano. It is fine if the soprano moves by step, or by contrary motion.
- Direct fifths: Like direct octaves: soprano and bass do not reach a perfect fifth by similar motion with a leap in the soprano. It is fine if the soprano moves by step, or by contrary motion. (Piston, ch. 3, pp. 30–32 and 35)