Confidence votes 978. The range of 60-70 decibels sound pressure level is about as loud as normal conversation in 1 meter distance. The distance from the ears to the sound source is very important to the value of the SPL.
A fraction (from Latin fractus, broken) represents a part of a whole or, more generally, any number of equal parts. When spoken in everyday English, a fraction describes how many parts of a certain size there are, for example, one-half, eight-fifths, three-quarters.
Definition of fraction for Students. 1 : a number (as 1â2, 2â3, {frac17/100}) that indicates one or more equal parts of a whole or group and that may be considered as indicating also division of the number above the line by the number below the line.