please help and show all the steps and also will mark you brainliest so please i need your help, i know you could do it..... ;)

Answer:
1 Lunch 29.1
2 Lunch 5.8
3 Lunch 31.25
2 Lunch total 32.15
Tuesday total 53.15
total 139.85
Step-by-step explanation:
21.45-50.55=29.1
26.35-20.55=5.8
25.90-57.15=31.25
21.45+5.8+25.90=53.15
53.15+86.70=139.85