The number of A is 240, the number of B is 25% more than the number of A, what is the number of B
甲数是240，乙数比甲数多25%，乙数是多少
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">240 * (5/4)</gadget>
<output>300</output>

<result>300</result>