How many kilograms are there in 3 boxes of apples and 4 boxes of pears? 【apple 26kg per box, pear 18kg per box】. What other math questions can you ask? Write the parallel solution below.
3箱苹果和4箱梨共有多少千克？【苹果26kg每箱，梨18kg每箱】．你还能提出什么数学问题？写在下面并列式解答．
<gadget id="calculator">26 * 3</gadget>
<output>78</output>

<gadget id="calculator">18 * 4</gadget>
<output>72</output>

<gadget id="calculator">78 - 72</gadget>
<output>6</output>

<result>6</result>