Well, honey, the only disadvantage of an abacus is that it's as old as dirt. I mean, who even uses those things anymore? It's like trying to compete in a marathon wearing wooden clogs - sure, it can get the job done, but there are way better options out there. So, unless you're feeling nostalgic for ancient math tools, I'd say it's time to upgrade to a calculator.
One disadvantage of an abacus is its limited capacity for complex arithmetic operations compared to modern electronic calculators. The physical manipulation of beads on the abacus can be time-consuming and prone to errors, especially for more advanced calculations. Additionally, the abacus may not be as convenient or portable as digital devices for on-the-go calculations.
Size and weight
Abacus's advantage is improving mental calculations whereas its size and weight are its disadvantages.
One disadvantage of using an abacus is that it may be slower than using modern electronic calculators for complex arithmetic operations. Additionally, the physical manipulation of beads on the abacus can be cumbersome and may lead to errors in calculation, especially for those who are not proficient in its use. Lastly, the abacus may not be as versatile as electronic calculators in performing advanced mathematical functions or storing and recalling previous calculations.
China invented the abacus .
ABACUS
How did the abacus occur?
An Abacus has beads and strings.
The Chinese abacus
the history about the abacus is that 3000 years ago the chinese invented the abacus. The abacus was made of wood parrelel rod and beads.
it is the abacus. :D :D :D i got is dummies
The abacus II!
the Chinese invented the abacus