It divides each beat into two equal parts, resulting in a rhythmic feel—for example, 2/4 and 4/4 time signature.
It divides each measure into two main beats, often perceived as strong-weak pulses—for example, 2/2 and 2/4 time signature.
It divides each measure into three main beats, which often feel like strong-weak-mild or down-up-up pulses—for example, 3/4 and 3/8 time signature.
It divides beats into three equal parts, giving the impression of a "big" beat divided into smaller parts—for example, 6/8 and 9/8 time signatures.
It is a musical style with four beats per measure, often felt as strong-weak-mild-weak pulses—for example, 4/4 and 4/2 time signature.