Branches broke, what should I do? I have an arrowhead plant, and it had 3 long branches/vines. It...

I have an arrowhead plant, and it had 3 long branches/vines. It be over crowded in its pot, so I transplanted it into a bigger pot. In the process all three branches broke past its sell-by date, leaving one baby. I judge the reason is that I had sorta twisted the vines around the lifeless basket to keep my kids from reaching it.
So my interview is, will the remaining small baby left within the pot live? Its a much bigger pot than the baby. I'm just not sure how to downsize it. It have a pretty big root system. What should i do about that if I down grade to a smaller pot? Ideas? gratitude!
We hold a pool, is it okay to...
Answers:    Leave it in the bigger pot. The plant will very possible regrow from the one baby and you will just completion up having to go through the agony or re-potting again. There is no such entry as a pot being to big.