Master Zhang produced 5,600 parts in the first half of the month, which was less than the second half (1/5). How many parts did Master Zhang produce this month?
张师傅上半月生产5600个零件，比下半月少(1/5)，张师傅这个月生产多少个零件？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">5_600 / (4/5)</gadget>
<output>7_000</output>

<gadget id="calculator">5_600 + 7_000</gadget>
<output>12_600</output>

<result>12_600</result>