21 year old in need of help

So Hi everyone my name is Andrew and at the minute im finding it hard to live i get paid next to nothing im 22 and am doing a apprenticeship as i broke both my legs aged 17 and missed my exams i get £400 a month with out support from the government, according to them this is enough to live on but when you take into account i pay £200 for travel and £150 on rent and food i am finding ti hard to survive i live with my grandparents and they get hardly any money a month £240 for two people the reason im putting on £2500 is so i can make some well needed home improvements such as a stair lift for my old grandparents and a little money left over to take them away for a weekend you don't have to give me a penny just pass this on to your friends and spread the message that the UK goverment has failed me and other people my age