The numerator is 3, which is 2 less than the denominator. What is the fraction?
分子是3，比分母少2，这个分数是多少．
<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>