The number of girls in the sixth grade in a certain school is equal to the number of boys (7/9). It is known that there are 22 fewer girls than boys. How many students are there in the sixth grade in this school? (equation solution)
某校六年级女生人数是男生人数的(7/9)，已知女生比男生人数少22人，该校六年级共有多少人？(方程解答)
<gadget id="calculator">22 * 7</gadget>
<output>154</output>

<gadget id="calculator">22 * 9</gadget>
<output>198</output>

<gadget id="calculator">154 + 198</gadget>
<output>352</output>

<gadget id="calculator">9 - 7</gadget>
<output>2</output>

<gadget id="calculator">352 / 2</gadget>
<output>176</output>

<result>176</result>