old wooden abacus with a calculated sum.
Keywords
abacus,
finance,
business,
sum,
isolated,
calculating machine,
old,
computer,
subtraction,
old-fashioned,
mathematical,
bead,
calculation,
tool,
equipment,
wooden,
number,
education,
work,
calculating,
summing,
learning,
retro,
rod,
traditional,
financial,
object,
ancient,
unnecessary,
row,
count,
obsolete,
white,
background,
past,
nobody,
amount