There are 100 apple trees in Taolingou orchard, but there are fewer pear trees (1/4) than apple trees. How many pear trees are there?
桃林沟果园里有苹果树100棵，梨树的棵树比苹果树少(1/4)，梨树有多少棵？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">100 * (3/4)</gadget>
<output>75</output>

<result>75</result>