2 grams of salt is dissolved in 18 grams of water, how much salt is salt water
2克盐溶于18克水中，盐是盐水的多少
<gadget id="calculator">2 + 18</gadget>
<output>20</output>

<gadget id="calculator">2 / 20</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/10) * 1</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>