The store wholesales 450 Olympic Fuwa at a price of 12 yuan each, sells 300 at a price of 15 yuan each, and sells the rest at a price of 8 yuan each. Do you think the store is making money or losing money? How much money was made or lost?
商店以每个12元的价格批发进450个奥运福娃，以每个15元的价格卖出300个，剩下的按每个8元的价格全部卖出．你认为商店是赚钱还是赔钱？赚或赔了多少钱？
<gadget id="calculator">15 * 300</gadget>
<output>4_500</output>

<gadget id="calculator">450 - 300</gadget>
<output>150</output>

<gadget id="calculator">8 * 150</gadget>
<output>1_200</output>

<gadget id="calculator">4_500 + 1_200</gadget>
<output>5_700</output>

<gadget id="calculator">12 * 450</gadget>
<output>5_400</output>

<gadget id="calculator">5_700 - 5_400</gadget>
<output>300</output>

<result>300</result>