Communication is key here. He needs to hear how you feel and what you expect moving forward. I'm sure you have tried your best to let him know all that but remind him about your requirements. Then again, Jesus said forgive up to 70 x 7. This applies to marriages as well. I wanted to walk out a couple of times and prayed about it but God gave me a book, chapter and verse and this is what I got. Not once. Fight for your marriage, not your rights. You have every right to walk out but you have every right to stay.
Perhaps try YouTube classes. We don't spend any money on co-ops or classes. Are there any free community classes in your area or at the library? What we did was run free classes ourselves. I run some at my home and some at the local library -- business classes, etc. so my kids have other kids to have classes with. Also, I babysit once a week and make sure it doesn't disrupt our schedule much. But what really brought in income for us was to sell furniture that we got for free. Sometimes, it doesn't need to be large furniture -- just items that people put out on the street and free items on Facebook marketplace