Number written with chalk on blackboard

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Size: 3840px × 5760px
Location:
Photo credit: © Greg Vote, VStock LLC / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: arithmetic, black, blackboard, board, chalk, chalkboard, classroom, close-, education, equation, eraser, knowledge, learning, life, math, mathematics, multiplication, number, part, people, problem, school, schooling, teaching, tool, vertical