There are 30 cartons in total. If you put 8 sweet oranges in each big box and 6 sweet oranges in each small box, then there are 34 left. If you put 10 sweet oranges in each big box, put 6 sweet oranges in each small box. 7 sweet oranges, so there will be 2 more small boxes, so how many sweet oranges are there in total?
大小纸盒共30只，如果每个大盒放8个甜橙，每个小盒放6个甜橙，那么还剩34个，如果每个大盒放10个甜橙，每个小盒放7个甜橙，这样会多出2个小盒子，那么甜橙共有多少个．
<gadget id="calculator">34 - 196</gadget>
<output>-162</output>

<gadget id="calculator">180 + (-162)</gadget>
<output>18</output>

<gadget id="calculator">6 - 7 - 8</gadget>
<output>-9</output>

<gadget id="calculator">10 + (-9)</gadget>
<output>1</output>

<gadget id="calculator">18 / 1</gadget>
<output>18</output>

<gadget id="calculator">8 * 18</gadget>
<output>144</output>

<gadget id="calculator">30 - 18</gadget>
<output>12</output>

<gadget id="calculator">6 * 12</gadget>
<output>72</output>

<gadget id="calculator">144 + 72 + 34</gadget>
<output>250</output>

<result>250</result>