A factory planned to produce 320 cars last year, but actually produced 360 cars. Find the increase rate of the factory last year.
某工厂去年计划生产小轿车320辆，实际生产360辆，求该厂去年的增产率．
<gadget id="calculator">360 - 320</gadget>
<output>40</output>

<gadget id="calculator">40 / 320</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/8) * 1</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>