truck transported 126 boxes of apples and 84 boxes of pears, each weighing 15 kg. How many kilograms do these fruits weigh together?
一辆货车运了126箱苹果和84箱梨，苹果和梨每箱都重15千克．这些水果共重多少千克？
<gadget id="calculator">126 * 15</gadget>
<output>1_890</output>

<gadget id="calculator">84 * 15</gadget>
<output>1_260</output>

<gadget id="calculator">1_890 + 1_260</gadget>
<output>3_150</output>

<result>3_150</result>