The Young Pioneers collected a total of 120 specimens, 62.5% of which were plant specimens, and the rest were insect specimens. How many insect specimens are there?
少先队员共采集标本120只，其中62.5%是植物标本，其余是昆虫标本，昆虫标本有多少只？
<gadget id="calculator">62.5 / 100</gadget>
<output>0.625</output>

<gadget id="calculator">1 - 0.625</gadget>
<output>0.375</output>

<gadget id="calculator">120 * 0.375</gadget>
<output>45</output>

<result>45</result>