Loading ad... JeniferMember for 4 ปี 2 เดือน Age: 6-7 Level: 1º Language: Spanish (es) ไอดี: 130003 26/04/2020 Country code: ES Country: Spain School subject: Matemáticas (1061956) Main content: Resolución de problemas (2013225) From worksheet author: Resolución de problemas suma y resta. Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...