: Focuses on addition and subtraction within the number range of 10 to 20, including "crossing the ten" (
: The workbook is divided into clear lessons that correspond to the textbook, making it easy for parents and teachers to track progress. Content Overview Topic Area Description Numbers 11-20 matematika geidman 1 klass rabochaia tetrad 2 skachat
: Includes exercises on measuring segments, identifying shapes, and understanding spatial relationships. : Focuses on addition and subtraction within the
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