Number five using tally marks written on a blackboard with chalk

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Size: 2448px × 2448px
Photo credit: © heliography / Stockimo / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 5, blackboard, chalk, chalkboard, counting, green, hash, lines, marks, number, numeral, stockimo, system, tally, tallying, unary