Loading ad... MariyaMember for 4 years 1 month Age: 6-7 Level: Grade 1 Language: Bulgarian (bg) ID: 64957 21/03/2020 Country code: BG Country: Bulgaria School subject: Математика (1061855) Main content: Математика събиране и изваждане (1064643) Работен лист по математика за 1 клас Other contents: Математика Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...