How to calculate the number of Hu in mahjong?

1, first of all, regardless of the beard.

2. Special cards: 123, one, two, three, two, seven, two, seven, seven, three, six.

3. Touch: big character 3 Hu, small character 1 Hu.

4, start or call the rudder: small characters 6 Hu, big characters 9 Hu.

5, there are three or four hands, three hands are called "Kan", big characters are 6 Hu, and small characters are 3 Hu. The first four characters are called "dragon" 12 Hu, and the small character is 9 Hu.

6. Finally, swipe your card. In the process of playing two cards, you can find one by yourself. Beards are the same as "chop", with six big characters and three small characters. If you sweep and touch a card, it will be the same as "Dragon", with the big word 12 Hu and the small word 9 Hu.

Knowing the above, you can exercise quickly.