Matematika. Vse tsepochki primerov dlia ustnykh i pis'mennykh rabot. 1 klass - Kulakov A.A.

The main methods of the account are formed in the child in the first years of education. Therefore, it is very important to pay special attention to the development of these skills.
Oral and written work with mathematical chains is an important part of acquiring computational skills. Solving mathematical chains of examples will help the child to work out and consolidate to automatism the skills of the account, activate sway ingesces thinking activity, develop memory, attention and reaction speed, prepare to perform more complex calculations for multiplication and division. By addressing a chain of examples from simple to more complex ones, students will work out how to do calculations in bracket examples and without them.
The book includes topics such as "addition and subtraction within 5," "Addition and subtraction within 10," "Addition and subtraction within 20 without brackets," "addition and subtraction within 20 brackets." Each version provides examples for addition and subtraction with different number of components, with brackets and without brackets.
The book is prepared in accordance with the requirements of the FGOS primary education. It can be used when working with any textbook on the Federal List. The manual will be useful in math classes and for independent classes at home.