How much less is the quotient of 2.34 divided by 0.45 than the product of 4.25 times 1.8?
2.34除以0.45的商比4.25乘以1.8的积少多少？
<gadget id="calculator">4.25 * 1.8</gadget>
<output>7.65</output>

<gadget id="calculator">2.34 / 0.45</gadget>
<output>5.2</output>

<gadget id="calculator">7.65 - 5.2</gadget>
<output>2.45</output>

<result>2.45</result>