What is the difference between 4.6 and the sum of 1.25 and 0.75?
4.6减去1.25与0.75的和，差是多少？
<gadget id="calculator">1.25 + 0.75</gadget>
<output>2</output>

<gadget id="calculator">4.6 - 2</gadget>
<output>2.6</output>

<result>2.6</result>