"6+ Years in Chemistry/Biology/Calculus - Experienced Tutor"
...While working for that company, my primary subjects I tutored in were math and chemistry for high school students. In the most recent years I have done odd jobs here and there, helping people in subjects such as ACT prep, college-level calculus
I & II, Organic Chemistry, English (professional/business writing, grammar/proofreading, public speaking,...
10+ subjects, including calculus