Loading ad... ELENA Member for 4 years 2 months Age: 10-12 Level: 5º Language: Spanish (es) ID: 166030 07/05/2020 Country code: ES Country: Spain School subject: Matemáticas (1061956) Main content: Proporcionalidad y porcentajes (2011542) Cálculo de la proporcionalidad y porcentaje ç. Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...