The output value of a certain toy factory this month is 1.5 million yuan, an increase of 20% from last month. What was the output value last month?
某玩具厂这个月的产值是150万元，比上个月增长了20%，上个月的产值是多少？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">150 / (6/5)</gadget>
<output>125</output>

<result>125</result>