The fruit shop shipped (7/8) tons of apples, (4/5) the pears, and (1/2) more bananas than pears. How many tons more bananas than pears?
水果店运来苹果(7/8)吨，运来的梨是苹果的(4/5)，运来的香蕉比梨多(1/2)，运来的香蕉比梨多多少吨？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">(7/8) * (4/5) * (1/2)</gadget>
<output>7/20 = around 0.35</output>

<result>7/20 = around 0.35</result>