There are 300 students in the sixth grade, and the myopia rate is 25%. How many people are not myopic?
六年级一共有300人，近视率为25%，不近视的有多少人？
<gadget id="calculator">25 / 100</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">300 * (3/4)</gadget>
<output>225</output>

<result>225</result>