In a subtraction formula, the minuend is 360, the subtrahend is the difference (1/3), what is the subtrahend.
在一个减法算式里，被减数是360，减数是差的(1/3)，减数是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">360 / (4/3)</gadget>
<output>270</output>

<gadget id="calculator">360 - 270</gadget>
<output>90</output>

<result>90</result>