A total of 456 people visited the art exhibition today, and the number of adults was three times that of children. How many people visited the exhibition?
今天共有456人参观画展，其中大人人数是儿童的3倍，儿童有多少人参观？
<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">456 / 4</gadget>
<output>114</output>

<result>114</result>