Calculate 1949*((1/47)-(1/1996))+47*((1/1949)-(1/1996))-1996*((1/1949)+(1/47))+1003 ．
计算1949*((1/47)-(1/1996))+47*((1/1949)-(1/1996))-1996*((1/1949)+(1/47))+1003．
<gadget id="calculator">1 / 47</gadget>
<output>1/47 = around 0.021277</output>

<gadget id="calculator">1 / 1_996</gadget>
<output>1/1_996 = around 0.000501</output>

<gadget id="calculator">(1/47) - (1/1_996)</gadget>
<output>1_949/93_812 = around 0.020776</output>

<gadget id="calculator">1_949 * (1_949/93_812)</gadget>
<output>3_798_601/93_812 = around 40.491632</output>

<gadget id="calculator">1 / 1_949</gadget>
<output>1/1_949 = around 0.000513</output>

<gadget id="calculator">(1/1_949) - (1/1_996)</gadget>
<output>47/3_890_204 = around 0.000012</output>

<gadget id="calculator">47 * (47/3_890_204)</gadget>
<output>2_209/3_890_204 = around 0.000568</output>

<gadget id="calculator">(1/1_949) + (1/47)</gadget>
<output>1_996/91_603 = around 0.02179</output>

<gadget id="calculator">1_996 * (1_996/91_603)</gadget>
<output>3_984_016/91_603 = around 43.4922</output>

<gadget id="calculator">(2_209/3_890_204) - (3_984_016/91_603)</gadget>
<output>-4_080_037/93_812 = around -43.491632</output>

<gadget id="calculator">(3_798_601/93_812) + (-4_080_037/93_812) + 1_003</gadget>
<output>1_000</output>

<result>1_000</result>