The kindergarten teacher bought some doraemons, and if they were given to the children in Class A, they would get 5 per person, which is 3 less; There are between 40 and 55 of these doraemons, please count how many of these doraemons there are.
幼儿园老师买来一些机器猫，若分给甲班小朋友，每人分5个，还少3个；若分给乙班小朋友，每人分三个，还多2个．这些机器猫在40至55个之间，请你算一算这些机器猫有多少个．
<gadget id="calculator">50 - 3</gadget>
<output>47</output>

<result>47</result>