There are 24 boys and 20 girls in Class 1, Grade 6, so how much more boys are there than girls?
六年级1班共有男生24人，女生20人，那么男生人数比女生人数多多少
<gadget id="calculator">24 - 20</gadget>
<output>4</output>

<gadget id="calculator">4 / 20</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>