What is the sum of 0.72 plus the quotient of 30.45 divided by 8.7?
0.72加上30.45除以8.7的商，和是多少？
<gadget id="calculator">30.45 / 8.7</gadget>
<output>3.5</output>

<gadget id="calculator">0.72 + 3.5</gadget>
<output>4.22</output>

<result>4.22</result>