Counting Finger Addition and Subtraction: The way to operate the addition is to put the big number in your heart, use your fingers to represent the small number (let the children put their fingers out), and there is a "+"sign in the middle, that is, start with the number after the big number and click the small number a few times.

Use the clock to learn addition first: at first, the baby can't understand the concept of "addition", so the clock must be used to teach children to learn addition, so that children can not only have a concept of numbers, but also learn to recognize watches.

In early mathematics education, the key to addition and subtraction, especially the addition and subtraction within 20, lies in the flexible use of the method of adding ten. Give a simple example: 8+6, split 8 into 4 and 4, and the result is 4+4+6= 14. When children are doing oral arithmetic training, the essence of the training is whether they are proficient in using the ten-point method.

I don't think you should worry too much. It takes time for children to understand the concept of addition and subtraction. When children are more fluent in physical addition and subtraction, they can gradually transition to mental arithmetic. At that time, children will calculate faster.

Small stick method There is a stick method that can teach babies to learn addition and subtraction. Prepare some sticks with the children. When teaching children, let them count one by one. By counting sticks, you can intuitively understand the addition and subtraction, and call the baby to count according to the number. I believe that most babies will know twice. Children's song method.

Let the children recite division like nursery rhymes. Learn addition and subtraction within 5. When children understand the division of numbers within 5, they can add and subtract numbers within 5 better. The addition and subtraction of numbers within 5 can be calculated by fingers, and parents should teach their children how to calculate.