Because there are many provinces that use the national volume, the Ministry of Education may order several sets of test papers at that time, and the specific province to use the national volume is determined by the relevant education departments.

Yunnan college entrance examination mathematics strengthens rational thinking examination and highlights selectivity. In the step-by-step and step-by-step process, different levels of test questions are designed to distinguish candidates with different ability levels, so as to achieve the purpose of accurately distinguishing candidates.

For example, Yunnan college entrance examination 15 and liberal arts mathematics 16 take piecewise function as the carrier to examine the ideas, functions, equations and inequalities, combination of numbers and shapes, logical reasoning ability and operational solving ability of classified discussion; Question 20 of science mathematics examines the comprehensive application of straight line, circle and parabola, and question 17 of Yunnan college entrance examination mathematics liberal arts mathematics examines the logical reasoning ability in the sequence.

Yunnan college entrance examination mathematics strengthens the examination of application ability and enhances practicality. 20 19 mathematics examination paper adopts the way of combining big questions with small questions to comprehensively and deeply examine the application ability.

For example, the third question of liberal arts mathematics examines the recognition of graphics, extracts useful information according to graphics, and has rich application scenarios, is close to candidates, is close to life, and has a strong flavor of the times, which embodies the close relationship between mathematics and society, and comprehensively examines candidates' reading comprehension ability, reasoning ability and rational thinking.

Under the background of big data, the question 18 of Yunnan College Entrance Examination Mathematics reflects the practical application background and application value of mathematics, the current reality of national entrepreneurship and mass innovation, and the educational concept of "educating people by moral education". Liberal arts mathematics embodies the most basic pursuit: profit is greater than zero, while science mathematics embodies the value of scientific pursuit: seeking the maximum value of mathematical expectation.