Black and white abacus illustration with math calculation concept, isolated
Schlüsselwörter
abacus,
calculation,
mathematic,
counting,
arithmetic,
education,
learning,
tool,
device,
number,
bead,
mathematic,
symbol,
icon,
illustration,
vintage,
retro,
simple,
line,
art,
drawing,
vignetting,
outline,
design,
graphic,
isolated,
black-and-white,
monochrome,
element,
concept,
object,
calculating machine,
wooden,
educational,
hand-drawn,
ancient,
old,
traditional
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