There are 84 pots of roses in the flower room, four times the number of jasmine pots. How many pots of jasmine are there?
花房里有84盆月季花，是茉莉花盆数的4倍．有茉莉花多少盆？
<gadget id="calculator">84 / 4</gadget>
<output>21</output>

<result>21</result>