Answered by Shaykh Faraz Rabbani
Can a man lead his family in qada salaat?
Walaikum assalam wa rahmatullah,
No, because it is invalid to pray makeups in congregation, unless both people are making up the very same prayer (same day, etc.). [Shurunbulali, Imdad al-Fattah Sharh Nur al-Idah]
Wassalam,
Faraz Rabbani