A bucket of water uses 48 kilograms, and there is still a full bucket of water (4/5). If you want to use the full bucket of water (5/8), how many kilograms of water should you use?
一桶水用去48千克，还剩下全桶水的(4/5)，如果想用去全桶水的(5/8)，那么还应该用去多少千克水？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">48 / (1/5)</gadget>
<output>240</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">240 * (5/8)</gadget>
<output>150</output>

<gadget id="calculator">150 - 48</gadget>
<output>102</output>

<result>102</result>