Guess the number puzzle

Batch of eight characters: 8 direct solution, a method of fortune telling, can be solved by pinching your fingers 1, 4.

Three-string: Three-straight interpretation, a folk plucked instrument, which can be played with two or three fingers or five fingers. Generally, people who know this way better, especially those who bow on erhu, play colorful movements by folk artists. The shape of Sanxian is like 6, but it is a bit exaggerated. The microphone below is too small.

Finger extension: 1, 4 Generally speaking, finger extension refers to the finger extending 1, playing the three strings with the finger, but not extending, criticizing the eight characters until reaching out for calculation, which is the relationship between the finger and the four fingers of 1.

Ask for copper coins: artists want copper coins, the image is 7, and copper coins are round, like 0, also called "Kong Fang brothers".