Please help:(I got my crush # now what?

if you see my questions u would would kno ive been going insane over this girl(im a girl)she gave her number to me today....when and what should I txt her so I wont sound stupid? please read my other questions to understand fully!....oh btw she has a gf but her gf broke her heart 2 times they are still goin out tho....she still tlks to me in a flirty way should I b concerd? thank u 4 your time & anwsers:)

Just send a little text saying: hi (crushes name) its (your name) just thought I'd send this to confirm that this is my number x

Hope this helps! Good luck!

just say "hi its (your name) how are you ?" good luck :-D