beads abacus

It is a wonderful tool,
A tool for calculating with beads.
It can count, add, subtract, multiply and divide,
With it, you don't need to use your fingers to count,
and you won't count wrong.
1 bead on top = 5 ,
The following 4 beads, each bead = 1.
The first row of beads is single digit.
The second row of beads is hundred digits.
The third row of beads is thousand digits.
In accordance with this principle, expand later,
It is beads abacus.
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The above is translation,
The following is the original text.
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它是一件很奇妙的工具,
用珠子來計算的工具.
它可以算數, 加減乘除,
有了它, 你不需要用你的手指去算數,
也不會算錯.
上面的1顆珠子=5,
下面的4個珠子,每個=1.
第一排珠子是個位數,
第二排珠子是百位數,
第三排珠子是千位數,
依此類推,
它就是珠算.
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