(5/7)*53+(1/7)*85.
(5/7)*53+(1/7)*85．
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(5/7) * 53</gadget>
<output>265/7 = around 37.857143</output>

<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">(1/7) * 85</gadget>
<output>85/7 = around 12.142857</output>

<gadget id="calculator">(265/7) + (85/7)</gadget>
<output>50</output>

<result>50</result>