Xiaoxing squeezed juice at home, squeezed 4 cups of watermelon juice, each cup was 300ml, and squeezed 800ml of orange juice. How many liters of juice did he squeeze in total?
小星在家榨果汁，榨了4杯西瓜汁，每杯300毫升，还榨了800毫升橙汁．他一共榨了多少升果汁？
<gadget id="calculator">300 * 4</gadget>
<output>1_200</output>

<gadget id="calculator">1_200 + 800</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 / 1_000</gadget>
<output>2</output>

<result>2</result>