On Mother’s Day, the flower shop sells 800 flowers a day at 10 yuan each. It is known that the flower shop sells 500 flowers in the morning. How much less is the price in the afternoon than in the morning?
母亲节这天，鲜花店一天卖出800朵鲜花，每朵花10元，已知鲜花店上午卖出500朵，问下午比上午少卖多少元？
<gadget id="calculator">10 * 500</gadget>
<output>5_000</output>

<gadget id="calculator">800 - 500</gadget>
<output>300</output>

<gadget id="calculator">10 * 300</gadget>
<output>3_000</output>

<gadget id="calculator">5_000 - 3_000</gadget>
<output>2_000</output>

<result>2_000</result>