Living in the sandwich generation is expensive. Here’s how much.

Deanna Adkins, 28, filed for bankruptcy in February. Between his mother-in-law’s adoption about three years ago and the birth of his first child shortly after, he said his credit card debt had become unmanageable. Her 66-year-old mother-in-law was made homeless before she moved in with Adkins and her husband in Florida, she said, so Adkins bought her clothes, furniture and then…