Put a batch of apples in a box, 15 kilograms per box, 80 boxes have been packed, and 66 kilograms are left unpacked, how many kilograms are there in this batch of apples?
把一批苹果装箱，15千克装一箱，已经装了80箱，还剩下66千克没有装，这批苹果一共有多少千克？
<gadget id="calculator">15 * 80</gadget>
<output>1_200</output>

<gadget id="calculator">1_200 + 66</gadget>
<output>1_266</output>

<result>1_266</result>