... decimal. This will be the exponent on ten. If decimal was moved to right, power of ten is positive. If decimal was moved to left, power of ten is negative. For negative number, follow same steps using absolute value. Then make answer negative. ...

Music notation or musical notation is any system used to visually represent aurally perceived music through the use of written symbols, including ancient or modern musical symbols. Types and methods of notation have varied between cultures and throughout history, and much information about ancient music notation is fragmentary.Although many ancient cultures used symbols to represent melodies, none of them is nearly as comprehensive as written language, limiting our modern understanding. Comprehensive music notation began to be developed in Europe in the Middle Ages, and has been adapted to many kinds of music worldwide.