It is stipulated that 1▷3=1*2*3, 2▷3=2*3*4, 4▷2=4*5, then ﹙5▷3﹚/﹙4▷4﹚= how much.
规定1▷3=1*2*3，2▷3=2*3*4，4▷2=4*5，则﹙5▷3﹚/﹙4▷4﹚=多少．
<gadget id="calculator">5 * 6 * 7</gadget>
<output>210</output>

<gadget id="calculator">4 * 5 * 6 * 7</gadget>
<output>840</output>

<gadget id="calculator">210 / 840</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>