how many keys are on a piano keyboard

How many keys are on a piano keyboard?

Glad you asked...

Today's standard piano keyboards contain a total of 88 keys of which 52 are white (considered the natural keys) and 36 are black (considered the sharps and flats keys).

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Then again, this answer might help you...

Older pianos usually had only 85 keys, but nearly all modern pianos have 52 white keys and 36 black keys for a total of 88 keys and a range of seven octaves.

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