What is the quotient of the difference between 3.2 and 1.8 divided by the sum of 0.45 and 0.25?
3.2与1.8的差除以0.45与0.25的和，商是多少？
<gadget id="calculator">3.2 - 1.8</gadget>
<output>1.4</output>

<gadget id="calculator">0.45 + 0.25</gadget>
<output>0.7</output>

<gadget id="calculator">1.4 / 0.7</gadget>
<output>2</output>

<result>2</result>