Column calculation: 3.2 times the sum of 1.5 and 2.5, and then divided by 1.6, what is the quotient?
列式计算：3.2乘1.5与2.5的和，再被1.6除，商是多少？
<gadget id="calculator">1.5 + 2.5</gadget>
<output>4</output>

<gadget id="calculator">4 / 1.6</gadget>
<output>2.5</output>

<gadget id="calculator">3.2 * 2.5</gadget>
<output>8</output>

<result>8</result>