1, proficient in addition, subtraction, multiplication and division, able to perform simple arithmetic operations accurately and quickly, and master the basic concepts of fractions, such as numerator, denominator and comparison of fractions. , and can perform simple score calculation.

2. Understand the concept of decimals, know the basic properties of decimals and the comparison methods of decimal sizes, and understand basic figures and shapes, such as triangles, rectangles, squares, etc. , and can simply calculate the area and perimeter.

Able to apply simple mathematical concepts to solve practical problems, such as simple score application problems, simple statistical chart problems, etc. And cultivate good study habits, such as carefully examining questions, answering questions carefully, checking answer sheets, etc.

4. Cultivate mathematical thinking ability and problem-solving ability, and consolidate the learned mathematical knowledge by solving mathematical problems.