"high school math teacher" is correct and can be used in written English.
For example: "My mother is a high school math teacher who has been teaching the subject for over 15 years."
His father, Thomas, was a high school math teacher.
His older sister, Lynne, is a high school math teacher.
His mother, Kathleen, who has retired as a high school math teacher, worked on his campaign.
Her father was a New York City firefighter, her mother a high school math teacher.
"It's a true blessing," said Mark Phillips, 55, a retired high school math teacher.
Mr. Cobb got the job and now works as a high school math teacher.
She first grew interested in the subject after working as a high-school math teacher.
Then there was the superstar — a young high-school math teacher, in jeans and a green polo shirt.
Then there was the superstar a young high-school math teacher, in jeans and a green polo shirt.
Angela Duckworth, a former McKinsey management consultant, high-school math teacher and current University of Pennsylvania researcher, studies the psychology of achievement.
Laurie: Probably that high-school math teacher.
