Calculate how much 1.135+3.346+5.557+7.768+9.979=.
计算1.135+3.346+5.557+7.768+9.979=多少．
<gadget id="calculator">1.135 + 3.346 + 5.557 + 7.768 + 9.979</gadget>
<output>27.785</output>

<result>27.785</result>