Training apparatus. Addition and subtraction within 20, with answers 1-2 grade. Nikiforova G.V.

The braid-carrier in mathematics is designed to consolidate the skills of adding and subtracting up to 20. Performing tasks of the manual will contribute to the formation of universal educational actions: planning, the ability to work independently and in pairs, perform self-testing on answers, correction of errors. The manual will allow parents and teachers to determine the degree of development of the material for the child, identify gaps and organize differentiated work to eliminate them. The textbook is intended for students in grades 1 and 2 of educational organizations.