A number is 60% more than 80, find this number. (solution by equation)
一个数比80多60%，求这个数．(用方程解)
<gadget id="calculator">80 / 80</gadget>
<output>1</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">1 / 80</gadget>
<output>1/80 = around 0.0125</output>

<gadget id="calculator">(8/5) / (1/80)</gadget>
<output>128</output>

<result>128</result>