The school cafeteria buys 16 bags of rice and 16 bags of flour. Each bag of flour is 45 yuan, and each bag of rice is 55 yuan. How much is the total cost?
学校食堂买进大米和面粉各16袋，面粉每袋45元，大米每袋55元，一共要用多少元？
<gadget id="calculator">45 * 16</gadget>
<output>720</output>

<gadget id="calculator">55 * 16</gadget>
<output>880</output>

<gadget id="calculator">720 + 880</gadget>
<output>1_600</output>

<result>1_600</result>