The grain store shipped 15 tons of rice and 20 tons of flour, so how much more is the weight of flour than rice
粮店运来大米15吨，面粉20吨，那么面粉重量比大米多多少
<gadget id="calculator">20 - 15</gadget>
<output>5</output>

<gadget id="calculator">5 / 15</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>