How can learning about finance management help you in your everyday life.?

Answer 1

Better understanding of interest rates and how they work for investments, mortgages etc.
You may not need to know discounting values and net present value or Internal rate of return but it can help you decide on credit (card interest) retirement planning, (GIC vs stock), Mortgages (payment vs number of years, monthly versus weekly payments etc..)

Answer 2

having the ability to manage what you have and will have; and where to allocate said resources can definitely keep you out of financial troubles.