Do i have Dyslexia???? :(?

I recently got gles but its not really words that i have a problem with its numbers..i just cant add or subtract or divide..im 14 and it really scares me i feel so stupid :( im in the 'dumb' math cl and it takes me ages to understand and i get really bad headaches while trying to do a math equation or concentrate in english. can someone please tell me whats going on? im so annoyed. i also see black dots on the page which my optician couldnt explain and whats worse than math is word equations i just cant grip them..help me plz