How many kilograms is 100 kilograms if increased by 25%.
100千克增加25%后是多少千克．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">100 * (5/4)</gadget>
<output>125</output>

<result>125</result>