Originally posted on 07/19/2014:
My problem Al is that I was taught the language by an ENGLISH teacher.
Your problem I suspect is that you're a Yank and subscribe to the bastardised spelling of so many words which your countrymen insist on inflicting on the English language.
http://grammarist.com/spelling/math-maths/
The full form of the word in MATHEMATICS
I believe the more logical abbreviation is thus MATHS