The store shipped 15 baskets each of apples and pears, each basket weighing 23 kg for apples and 20 kg for pears. How many kilograms of fruit are shipped in total?
商店运来苹果和梨各15筐，苹果每筐23千克，梨每筐20千克．一共运来水果多少千克？
<gadget id="calculator">15 * 23</gadget>
<output>345</output>

<gadget id="calculator">15 * 20</gadget>
<output>300</output>

<gadget id="calculator">345 + 300</gadget>
<output>645</output>

<result>645</result>