what is the meaning of abacus
Abacus is a calculating tool. It consists of beads that can slide on vertical spikes. Numbers can be represented on an abacus by inserting suitable number of beads in the spikes.
![](https://s3mn.mnimgs.com/img/shared/userimages/mn_images/image/a1(166).png)
Number of beads in the spike in the ones column = 5
Number of beads in the spike in the tens column = 6
Number of beads in the spike in the hundreds column = 3
Number of beads in the spike in the thousands column = 7
Number of beads in the spike in the ten thousands column = 3
Number of beads in the spike in the lakhs column = 4
∴The number represented on the abacus is 4, 37,365.
It can be used to perform mathematical calculations - addition, subtraction, multiplication and division at fast with accuracy.