There are 303 nuts in the first wooden box, the nuts in the second wooden box account for (1/5) of all the nuts, and the nuts in the third wooden box account for ((n) of all the nuts /7) (n is an integer) Q: How many nuts are there in the three wooden boxes?
第一个木箱里有303只螺帽，第二个木箱里的螺帽是全部螺帽的(1/5)，第三口木箱里的螺帽占全部螺帽的((n)/7)(n是整数)问：三口木箱中的螺帽共有多少个？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(1/5) + (5/7)</gadget>
<output>32/35 = around 0.914286</output>

<gadget id="calculator">1 - (32/35)</gadget>
<output>3/35 = around 0.085714</output>

<gadget id="calculator">303 / (3/35)</gadget>
<output>3_535</output>

<result>3_535</result>