The No. 1, No. 2 and No. 3 workshops of Haitian Machinery Factory produced 6 boxes of parts each, with 120 parts per box. How many parts were produced in total?
海天机械厂第一，二，三车间各生产了6箱零件，每箱120个，一共生产零件多少个？
<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<gadget id="calculator">120 * 18</gadget>
<output>2_160</output>

<result>2_160</result>