A black electronic calculator with a digital display and red function buttons isolated on transparent background
Schlüsselwörter
calculating machine,
electronic,
digital,
display,
buttons,
mathematic,
arithmetic,
office,
school,
business,
counting,
calculation,
device,
tool,
technology,
portable,
compact,
black,
red,
numeric,
algebra,
finance,
accounting,
study,
work,
equipment,
object,
transparent,
background
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