Subtraction Operations and Puzzle Activities Subtraction Operations and Puzzle Activities 1st Grade Mathematics Subtraction and Puzzle Activities Series Files to Download: Protected Content Cikarma-Islemi-Bulmaca-Etkinlikleri-16.pdf Cikarma-Islemi-Bulmaca-Etkinlikleri-18.pdf Cikarma-Islemi-Bulmaca-Etkinlikleri-20.pdf Cikarma-Islemi-Bulmaca-Etkinlikleri-22.pdf Cikarma-Islemi-Bulmaca-Etkinlikleri-24.pdf My Pages Facebook Instagram Twitter