It grows up for children 7-10 years old. Notebook for learning a child with rapid complexity and subtraction

In elementary school, problems with mathematics often arise due to the fact that children do not know how to perform elementary arithmetic operations. For the same reason, most of the errors in the OGE and the exam are allowed. In order for the child to feel confident, he must be able to quickly and correctly count in his mind.
This notebook trender will help teach children 7-10 years old to add and subtract numbers within 100. Classes are designed for 21 days, which will allow you to efficiently work out the account skill and successfully use it in the future.
included with a notebook you will find a separate brochure for parents. There are descriptions of all exercises, recommendations for their implementation, as well as the necessary answers so that the parent can quickly check and evaluate the results of classes