Calculation: 1.2+1.3+1.4+1.6+1.7+1.8+2+2.2+2.3+2.4+2.6+2.7+2.8.
计算：1.2+1.3+1.4+1.6+1.7+1.8+2+2.2+2.3+2.4+2.6+2.7+2.8．
<gadget id="calculator">1.2 + 1.3 + 1.4 + 1.6 + 1.7 + 1.8 + 2 + 2.2 + 2.3 + 2.4 + 2.6 + 2.7 + 2.8</gadget>
<output>26</output>

<result>26</result>