Ballpoint pen on a ring binder with blank pages and a mobile phone with the calculator running
Palabras clave
calculation,
calculating machine,
phone,
notebook,
diary,
pen,
paper,
blank,
page,
nobody,
mathematic,
calculation,
tax,
copy space,
business,
office,
table,
technology,
paper,
finance,
calculating,
mathematic,
working,
banking,
budget,
balance,
number,
symbol,
formula,
modern,
holding,
counting,
planning,
indoor,
investment,
economy,
loss,
buttons,
screen,
touch screen,
ball pen,
binder,
learning,
science,
desk,
studying,
homework
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