Mental maths. Simple level exercises. Яна Малова
Mental maths. Simple level exercises
Год выпуска: 0
Автор произведения: Яна Малова
Жанр: Математика
Издательство: Издательские решения
isbn: 9785449833662
Краткое описание:
This manual includes all possible combinations of single and double digits at the level “SIMPLE” (addition). The collection contains more than 700 examples (10 options), divided into sections according to the composition of numbers.The manual is designed to solve examples of mental arithmetic at the “SIMPLE” level on the abacus and mentally. It is recommended to use both for self-development of the acquired counting skills, and in preparation for classes and tests in mental arithmetic.