Mathematical Exercises. Adding and Subtracting within 20, 375 examples. 6-7 years

Mathematical exercises.

This original teaching aid:

- fully meets the requirements for forming addition and subtraction skills within 20;

- contributes not only to the successful preparation of a child for school but also to their effective learning in 1st grade under any mathematics programs;

- is maximally close to the standards of a student workbook;

- helps to develop the child's mental arithmetic skills, thinking and visual perception, fine motor skills, and hand coordination;

- teaches the child to adhere to a uniform calligraphic writing mode of digits when solving problems;

- differs from similar publications in that it develops stable automatic counting skills in the child.