Grade one1how many 5 yuan can 0 yuan be divided into? How many 5 yuan is 20 points, and how many 5 yuan is 100 points? I haven't learned multiplication and division. How can I teach children to understand?
10 yuan -5 yuan =5 yuan, 5 yuan -5 yuan =0 yuan, 10 yuan can be divided into two 5 yuan.
20 points =2 angles, 2 angles
100 integral = 1 yuan, 1 yuan