There are 70 peach trees in the orchard, all of which are pear trees (7/10). How many pear trees are there?
果园里有桃树70棵，是梨树的(7/10)，梨树有多少棵？
<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">70 / (7/10)</gadget>
<output>100</output>

<result>100</result>