(4/7)+(3/8)-((3/7)+(3/8))
(4/7)+(3/8)-((3/7)+(3/8))
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">(3/7) + (3/8)</gadget>
<output>45/56 = around 0.803571</output>

<gadget id="calculator">(3/8) - (45/56)</gadget>
<output>-3/7 = around -0.428571</output>

<gadget id="calculator">(4/7) + (-3/7)</gadget>
<output>1/7 = around 0.142857</output>

<result>1/7 = around 0.142857</result>