showing error message when run vagrant up.

[MuhammadRiyaz]

The message is shown below. please help
There is a syntax error in the following Vagrantfile. The syntax error
message is reproduced below for convenience:

/Users/../homebox/Vagrantfile:10: syntax error, unexpected tFLOAT, expecting keyword_end
ip = "192.168.33.77”
^
/Users/../homebox/Vagrantfile:10: no . floating literal anymore; put 0 before dot
ip = "192.168.33.77”
^