"Olympiad Mathematics" is the abbreviation of Olympic Mathematics Competition. There are the following types of Olympic math problems in primary schools:

First of all, the digital puzzle:

Include finding patterns, horizontal puzzles, vertical puzzles, digital arrays and digital puzzles.

Second, the integer problem:

Including four operations, odd and even numbers, integer multiples and remainder.

Third, decimals and fractions:

Including decimals and fractions, greatest common divisor, least common multiple, cyclic decimals and fractions.

Fourth, the graphics problem:

Including graphic counting, graphic measurement, graphic transformation and three-dimensional graphics.

V. Application problems:

Including travel problems, chickens and rabbits in the same cage, profit and loss problem, age problems, tree planting problems, clock problems, reduction problems, cattle herding problems and economic problems.

Other problems of intransitive verbs:

Including permutation and combination, logic problem, drawer problem.

1, Olympiad is interesting mathematics, difficult mathematics, well-solved mathematics, and used in competitions and selection.

2. Olympiad has a certain effect on teenagers' mental exercise, which can exercise their thinking and logic, and has a more profound effect on students than ordinary mathematics.

3. There are some basic contents of mathematics branches that we usually don't talk about in math class, such as graph theory, combinatorial mathematics, number theory and so on. And very important mathematical ideas, such as structural thinking, specialized thinking, transformation thinking, etc.