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.
A mixed number is a whole number plus a piece of a number, for example, 4 1/2. A fraction is a piece of a number, for example, 1/3. The area of math that focuses only on whole numbers is sometimes called finite or discrete math. whole number is a number denoting one or more whole things. It can be contrasted with a fraction, which is a number that is used to denote quantities including part of a unit. Whole number is also called integer. However it is more common to use the term whole number in relation to fraction.