import re
text = "$100.00 50.00\n1.99 $150.50 200.00"
print( [x for x in text.split() if not x.startswith('$')] )
print( re.findall(r'(?<![$\d])\d+\.\d{2}(?!\d)', text) )
aW1wb3J0IHJlCnRleHQgPSAiJDEwMC4wMCA1MC4wMFxuMS45OSAkMTUwLjUwIDIwMC4wMCIKcHJpbnQoIFt4IGZvciB4IGluIHRleHQuc3BsaXQoKSBpZiBub3QgeC5zdGFydHN3aXRoKCckJyldICkKcHJpbnQoIHJlLmZpbmRhbGwocicoPzwhWyRcZF0pXGQrXC5cZHsyfSg/IVxkKScsIHRleHQpICk=