There are 100 apple trees in the orchard of Wuxing Township, and the number of pear trees is equal to that of apple trees (21/25). How many pear trees are there?
五星乡果园里有苹果树100棵，梨树的棵数是苹果树的(21/25)，梨树有多少棵？
<gadget id="calculator">21 / 25</gadget>
<output>21/25 = around 0.84</output>

<gadget id="calculator">100 * (21/25)</gadget>
<output>84</output>

<result>84</result>