black line abacus icon isolated green and white background traditional counting frame education sign mathematics |
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| navigate by keyword : abacus accounting ancient antique arithmetic art background bead business calculation calculator child concept contour count counting dynamic education equipment finance flat frame game green icon isolated learning line linear lineart math mathematical mathematics number object old outline random retro school shape subtraction tool toy traditional vector vintage white wood wooden |
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| Black line Abacus icon isolated on green and white background. Traditional counting frame. Education sign. Mathematics school. Random dynamic shapes. Vector. |
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