What is the difference between the quotient of 1.3 and 7.8 minus the sum of 2.4 and 3.6?
1.3除7.8的商，减去2.4与3.6的和，差是多少？
<gadget id="calculator">7.8 / 1.3</gadget>
<output>6</output>

<gadget id="calculator">2.4 + 3.6</gadget>
<output>6</output>

<gadget id="calculator">6 - 6</gadget>
<output>0</output>

<result>0</result>