A batch of goods was transported, 12.5 kg was transported in the morning, and 2.4 kg less in the afternoon than in the morning. How many tons of this batch of goods are there in total?
运送一批货物，上午运走了12.5千克，下午比上午少运2.4千克，这批货物一共多少吨？
<gadget id="calculator">12.5 - 2.4</gadget>
<output>10.1</output>

<gadget id="calculator">10.1 + 12.5</gadget>
<output>22.6</output>

<result>22.6</result>