They are taking 120 per week from my wages, I get before tax: just under 300 per week

Hello people, My name is [removed - dx], I am 26 years old., From Bedfordshire. I have 4 kids (please don't judge) with 3 mother's, 2 of whom we are good, my youngest child's mother always causes issues if I give her money like the other 2, she is not grateful and wants more, which is unfair to the other mother's, she went to CSA and claimed I never got involved with my child and also went to my work place and put in a complaint, claiming I was breaching data protection a case was brought up but I was okay as she kept changing stories. But it got to me me