Calculation: (49/12)+(56/20)+(63/30)+(77/42)+(91/56)+(105/72).
计算：(49/12)+(56/20)+(63/30)+(77/42)+(91/56)+(105/72)．
<gadget id="calculator">49 / 12</gadget>
<output>49/12 = around 4.083333</output>

<gadget id="calculator">56 / 20</gadget>
<output>14/5 = around 2.8</output>

<gadget id="calculator">63 / 30</gadget>
<output>21/10 = around 2.1</output>

<gadget id="calculator">77 / 42</gadget>
<output>11/6 = around 1.833333</output>

<gadget id="calculator">91 / 56</gadget>
<output>13/8 = around 1.625</output>

<gadget id="calculator">105 / 72</gadget>
<output>35/24 = around 1.458333</output>

<gadget id="calculator">(49/12) + (14/5) + (21/10) + (11/6) + (13/8) + (35/24)</gadget>
<output>139/10 = around 13.9</output>

<result>139/10 = around 13.9</result>