Loading ad... BegoñaMember for 4 years Age: 10-12 Level: tercer ciclo Language: Spanish (es) ID: 270409 12/06/2020 Country code: ES Country: Spain School subject: Matemáticas (1061956) Main content: Cálculo mental (2013175) Utilizar diferentes estrategias en el cálculo Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...