Calculation: 3.71-2.74+4.7+5.29-0.26+6.3=how much.
计算：3.71-2.74+4.7+5.29-0.26+6.3=多少．
<gadget id="calculator">3.71 - 2.74</gadget>
<output>0.97</output>

<gadget id="calculator">5.29 - 0.26</gadget>
<output>5.03</output>

<gadget id="calculator">0.97 + 4.7 + 5.03 + 6.3</gadget>
<output>17</output>

<result>17</result>