5 yuan, 6 corners and 2 cents + 3 yuan and 9 cents are changed to decimal addition. How many
5元6角2分+3元零9分改成小数加法．多少
<gadget id="calculator">6 / 10</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">5 + (3/5) + (1/50)</gadget>
<output>281/50 = around 5.62</output>

<gadget id="calculator">(281/50) + 3.09</gadget>
<output>8.71</output>

<result>8.71</result>