Put 5 grams of salt into 45 grams of water, the salt accounts for ((())/(())).
把5克盐放进45克水里，盐占盐水的((())/(()))．
<gadget id="calculator">5 + 45</gadget>
<output>50</output>

<gadget id="calculator">5 / 50</gadget>
<output>1/10 = around 0.1</output>

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