marlith12132021 Member for 2 years 4 months Age: 6-14 Level: primaria Language: Spanish (es) ID: 1468198 30/09/2021 Country code: PE Country: Peru School subject: Matemáticas (1061956) Main content: Sumas y restas (2013164) Resolución de problemas Other contents: escribe Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF