What is the sum of (7/8) times 6.4 plus 30% of 2.4?
(7/8)乘以6.4加上2.4的30%，和是多少？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">(7/8) * 6.4</gadget>
<output>5.6</output>

<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">2.4 * (3/10)</gadget>
<output>0.72</output>

<gadget id="calculator">5.6 + 0.72</gadget>
<output>6.32</output>

<result>6.32</result>