3.06 yuan. The basic monetary unit of RMB is yuan, and 1 yuan is equal to 10. Therefore, the following mathematical model can be used for conversion: the angle is equal to the element multiplied by 10, that is to say, to read an angle of 30.6 as an element, just divide it by 10. The calculation result is: 30.6 angle equals 3.06 yuan. So, 30.6 is pronounced as 3.06 yuan.