The fruit shop sells (2/5) tons of fruit in the morning and (1/8) tons in the afternoon, leaving (1/2) tons. How many tons of fruit does the fruit shop have?
水果店上午卖出水果(2/5)吨，下午卖出(1/8)吨，还剩下(1/2)吨，水果店原有水果多少吨？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(2/5) + (1/8) + (1/2)</gadget>
<output>41/40 = around 1.025</output>

<result>41/40 = around 1.025</result>