The grain store shipped 380 kilograms of flour, and the rice shipped was 20 kilograms more than double the amount of flour. How many kilograms of rice was shipped?
粮店运来面粉380千克，运来的大米比面粉的2倍多20千克，运来大米多少千克？
<gadget id="calculator">380 * 2</gadget>
<output>760</output>

<gadget id="calculator">760 + 20</gadget>
<output>780</output>

<result>780</result>