Master Li and Master Wang make a total of 160 parts every day. How many parts did they make in 9 days?
李师傅和王师傅两人每天共做160个零件，他们9天一共做了多少个零件．
<gadget id="calculator">160 * 9</gadget>
<output>1_440</output>

<result>1_440</result>