Scrub the palms of the hands together (fold your hands together and scrub five times)
Scrub your fingers with your hands crossed. (Palm to back, crisscross the hands , right hand to left, five times scrub each)
Scrub your fingers with palm to palm (Palm to palm with fingers crossed and scrub 5 times)
Scrub your palm with your fingertips, the process of the left or right hand is the same (put your fingertips in your palm and scrub each other for five times)
Hold the thumb of the other hand and scrub, scrub the left and right hand five times each
Bend your fingers so that the joint rotates and scrubs in the palm of the other hand, left hand to right, five times scrub each.