Mathematics for 5: Collection of Tasks and Examples: 1st Grade

This manual is based on classical mathematics, which assumes the development of computational skills in solving examples and tasks. The manual presents standards for all the main sections of teaching children in the 1st grade. The material is arranged in... increasing order of difficulty: counting within 10, 20, and 100; introduction to multiplication and division tables, addition, and subtraction with carry-over both within 20 and 100; tasks on finding sums and remainders, increasing and decreasing quantities, tasks on dividing into equal parts and by content. Comments are provided for certain examples. More difficult tasks are marked with an asterisk. This manual is intended for teachers and students of the 1st grade, as well as for parents wishing to improve their children's knowledge.