blue line abacus icon isolated seamless pattern green background traditional counting frame education sign |
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| navigate by keyword : game abacus toy education wooden children vector mathematics symbol calculator icon isolated seamless pattern line linear contour outline art lineart equipment background wood tool child concept traditional school counting flat object frame count retro number old business vintage accounting math finance calculation office subtraction antique learning arithmetic mathematical ancient bead |
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| Blue line Abacus icon isolated seamless pattern on green background. Traditional counting frame. Education sign. Mathematics school. Vector. |
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