The difference between the two numbers is 4.53. If the minuend is reduced by 0.5 and the subtrahend is increased by 0.4, what is the difference between the two numbers?
两个数相减的差是4.53，如果被减数减少0.5，减数增加0.4，那么两个数相减的差是多少？
<gadget id="calculator">4.53 - 0.5 - 0.4</gadget>
<output>3.63</output>

<result>3.63</result>