Put 8 grams of salt into 32 grams of water, how much salt accounts for the salt water
把8克的盐放入32克水中，盐占盐水的多少
<gadget id="calculator">8 + 32</gadget>
<output>40</output>

<gadget id="calculator">8 / 40</gadget>
<output>1/5 = around 0.2</output>

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

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

<result>1/5 = around 0.2</result>