The fruit shop bought a batch of fruits, and sold 18 baskets of 45 kg each, leaving 328 kg unsold. How many kg of fruit did the fruit shop buy in total?
水果店购进一批水果，已经卖出18筐，每筐45千克，还剩328千克没有卖出，水果店共购进水果多少千克？
<gadget id="calculator">18 * 45</gadget>
<output>810</output>

<gadget id="calculator">810 + 328</gadget>
<output>1_138</output>

<result>1_138</result>