Lesson 4 of 8

Bars and place values

From right to left, the bars are Ones, Tens, Hundreds and Thousands.

The same bead is worth more on a bar further to the left. One earthly bead is 1 on the Ones bar, 10 on the Tens bar and 100 on the Hundreds bar.

A soroban with the bars labelled Thousands, Hundreds, Tens and Ones
Each bar to the left is worth ten times more.

Try it

Now we use more bars. Look at the glowing bar! Show 3 on the Tens bar.

Oli, the BrainyBeads mascot

Show 3 on the Tens bar.

Running total0
Thousands
Hundreds
Tens
Ones