30000 examples in mathematics. 1st grade

This guide contains 30,000 mathematical problems on topics studied in the 1st grade. The original structure of the material allows for a deeper understanding. Practice shows that a student has fully mastered the program if they solve a problem and write down the answer within 4-7 seconds. In this case, it can be said that the counting skill has become automatic. Each page presents columns of problems. To achieve excellent results, one page should be solved each day. The guide can be used in math classes as well as for homework.