Mathematical puzzles. Addition and subtraction. 1000 examples and mathematical encryptions. Zelenko S.V.

A collection of mathematical tasks will help primary school teachers, as well as to educators of extended day groups, organizers of extracurricular and extracurricular work, parents of younger students to interest children in the development and consolidation of certain sections of the Mathematics program.

The manual includes various Non -standard tasks (mathematical encryptions, numerical puzzles, a lot of examples and tasks), the solution of which will promote the development and consolidation of computational skills within 100 primary school students, the development of intelligence, logic and thinking as a whole.