Proud math teacher with book at black chalkboard

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Size: 3200px × 4800px
Photo credit: © Ilka Erika Szasz-Fabian / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: black, blackboard, board, book, chalkboard, class, classroom, education, educational, equation, math, mathematics, number, numbers, prof, professor, proud, room, school, science, smile, smiling, stand, standing, teach, teacher, teaching, woman