The weight of a fish is equal to its (3/5) plus (3/5) kilograms, what is the weight of this fish in kilograms.
一条鱼的重量等于它的(3/5)加上(3/5)千克，这条鱼重多少千克．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(3/5) / (2/5)</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>