Every weekend, Elizabeth bikes to the park to play disc golf with her friends. Before leaving 5/8 home, she fills her water bottle to the top. This weekend, Elizabeth drinks of a liter on the 3/8 way to the park. Now there is only of a liter remaining in Elizabeth's water bottle. Use an equation to find the amount of water that Elizabeth's water bottle holds.

To write a fraction, use a slash (/) to separate the numerator and denominator.