In a mental arithmetic competition, Hong Hong got 75 questions right and 5 questions wrong. Seek the correct rate of Honghong to do the question.
一次口算比赛，红红做对75道，做错5道．求红红做题的正确率．
<gadget id="calculator">75 + 5</gadget>
<output>80</output>

<gadget id="calculator">75 / 80</gadget>
<output>15/16 = around 0.9375</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(15/16) * 1</gadget>
<output>15/16 = around 0.9375</output>

<result>15/16 = around 0.9375</result>