57*(55/56)+(1/56).
57*(55/56)+(1/56)．
<gadget id="calculator">55 / 56</gadget>
<output>55/56 = around 0.982143</output>

<gadget id="calculator">57 * (55/56)</gadget>
<output>3_135/56 = around 55.982143</output>

<gadget id="calculator">1 / 56</gadget>
<output>1/56 = around 0.017857</output>

<gadget id="calculator">(3_135/56) + (1/56)</gadget>
<output>56</output>

<result>56</result>