Word Problem

Larry, Moe and Curly are looking at costumes for Halloween.  Larry is going to be a vampire and bought a costume for $17.97.  Moe found a mummy costume for $21.97.  Curly is going to be very scary in his $20.03 Frankenstein costume.

Write the math equation: ______________________

How much will the three costumes cost? _______

Show your work!