The bookstore sold 462 children's books in August, 12 less than twice the number of children's books sold in July. How many children's books did the bookstore sell in July?
书店八月份售出儿童读物462本，比七月份售出的儿童读物的本数的2倍少12本，书店七月份售出儿童读物多少本？
<gadget id="calculator">462 + 12</gadget>
<output>474</output>

<gadget id="calculator">474 / 2</gadget>
<output>237</output>

<result>237</result>