The washing machine factory planned to produce 3,600 washing machines in April. In fact, 48% of the plan was completed in the first half of the month, and 57% of the plan was completed in the second half of the month. How many washing machines are overproduced this month?
洗衣机厂四月份计划生产洗衣机3600台，实际上半月完成了计划的48%，下半月完成了计划的57%．这个月超产多少台洗衣机？
<gadget id="calculator">48 / 100</gadget>
<output>12/25 = around 0.48</output>

<gadget id="calculator">57 / 100</gadget>
<output>57/100 = around 0.57</output>

<gadget id="calculator">(57/100) - 1</gadget>
<output>-43/100 = around -0.43</output>

<gadget id="calculator">(12/25) + (-43/100)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">3_600 * (1/20)</gadget>
<output>180</output>

<result>180</result>