This chapter introduces the concepts, objects and functions used to work with and perform calculations using numbers and dates in JavaScript. This includes using numbers written in various bases including decimal, binary, and hexadecimal, as well as the use of the global Math object to perform a wide variety of mathematical operations on numbers....by another decimal digit, but if all digits after the leading...letter "B" ( 0b or 0B ). If the digits after the 0b are not 0 or 1...