I-percentage isenokubizwa ngokuba ilinani eli-rational libe ke yi-rational number, kuba i-percentage efana no-7% isenokubhalwa njenge-fraction 7/100. Kananjalo isenokubhalwa njenge-decimal engu-0.07. Maxa wambi, i-ratio thathwa njengenani eli-rational i-rational number ke ngesiNgesi.