(1/3) of number A is equal to (1/4) of number B, and both A and B are natural numbers, so how much less is A than B?
甲数的(1/3)与乙数的(1/4)相等，甲、乙均为自然数，那么甲比乙少多少．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / (1/4)</gadget>
<output>4</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / (1/3)</gadget>
<output>3</output>

<gadget id="calculator">4 - 3</gadget>
<output>1</output>

<result>1/4 = around 0.25</result>