The total weight of the two boxes of goods A and B is (15/16) tons, of which the weight of the box A is (5/8) tons. How many tons is the weight of the box A heavier than the box B?
甲、乙两箱货物共重(15/16)吨，其中甲箱货物重(5/8)吨，甲箱货物比乙箱货物重多少吨？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">15 / 16</gadget>
<output>15/16 = around 0.9375</output>

<gadget id="calculator">(15/16) - (5/8)</gadget>
<output>5/16 = around 0.3125</output>

<gadget id="calculator">(5/8) - (5/16)</gadget>
<output>5/16 = around 0.3125</output>

<result>5/16 = around 0.3125</result>