(1) Perceive the number of objects;

(2) Understand the actual meaning of numbers, understand the differences between numbers, and experience the relationship between parts and the whole;

(3) Know numbers and understand their meanings;

(4) Understand the significance of addition and subtraction. Master the skills of integer addition and subtraction within 10 and use addition and subtraction to solve simple problems in real life.

Counting, counting and counting operations are closely related to people's lives. For example, number can indicate the number and number of objects: there are five apples in the basket and two books on the table; Numbers can also represent the total: 3 boxes of sugar, 1 box of apples, etc. Numbers can also indicate the order of things: 1, 2 nd is in a group of queues, counting from left to right, 17 ranks sixth, and so on. It can be said that there are numbers everywhere around us, which are closely related to people's lives and have many uses.

The arithmetic learning of numbers can help children better understand and recognize the quantitative relationship in the surrounding things, and learn to use addition and subtraction to solve some simple problems in life. At the same time, the learning of addition and subtraction is helpful for children to perceive the reciprocal relationship of addition and subtraction and the exchange relationship of addition and subtraction, and can promote the development of children's initial logical thinking ability.