The children's product store has brought in 3 truckloads of clothing, each with 15 boxes and 10 pieces in each box. How many pieces of clothing have been shipped in total?
儿童用品商店运进了3车服装，每车15箱，每箱10件，共运进多少件服装？
<gadget id="calculator">10 * 15 * 3</gadget>
<output>450</output>

<result>450</result>