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Notation

Note value

The note value gives the duration of a tone. In notation it appears as the shape of the notehead, with or without stem, flags or beams. The seven most important values run from the whole note to the 64th note, each half as long as the one before.

The halving system

The note values are related in a simple way: a whole note lasts as long as two half notes, a half note as long as two quarter notes, a quarter note as long as two eighth notes and so on. Once you have understood that, the rest follows by itself. The shape and fill of the head determine the duration, the number of flags or beams shortens it further.

Note valueFractionBeats in 4/4Feature
Whole note1/14the longest note value
Half note1/22half as long as a whole note
Quarter note1/41the basic beat of many songs
Eighth note1/81/2with a flag or beam
Sixteenth note1/161/4two beams
Thirty-second note1/321/8three beams
Sixty-fourth note1/641/16four beams

The beat counts apply in 4/4, where the quarter note forms the beat. In another time signature it changes which note value forms one beat. Every note value has a rest of equal length.

Lengthening and dividing

Two tools extend the grid: a dot after the note lengthens it by half, so a quarter note becomes a dotted quarter note of one and a half beats. The triplet divides a beat into three equal parts instead of two. The symbol library also includes the duplet, the quintuplet and the breve (the double whole note).

Note values in the score

Two pieces show how note values appear side by side.

Piano

Guitar

Practice: On the page Reading music every card opens a public-domain score to read along with. Rhythm Dictation lets you hear note values and write them down. How to count aloud along with them is explained on the page Beat.

Common mistakes

  • Mixing up note value and tempo: The note value gives the duration in proportion, the tempo the speed of the beats.
  • Taking dotted notes too short: The dot lengthens by half.
  • Swallowing rests: Every note value has a rest of equal length.