sumasen

form-of imperfect plural subjunctive third-person

sumarの三人称複数仮定法過去形

English Meaning

third-person plural imperfect subjunctive of sumar

Si sumasen todas las contribuciones del equipo, alcanzarían el éxito conjunto.

もし彼らがチームのすべての貢献を合計したならば、共同の成功を収められただろう。

If they were to add up all the team's contributions, they would achieve joint success.