The current price of a rice cooker is 140 yuan, which is 60 yuan cheaper than the original price. How much is it cheaper?
一个电饭煲现价140元，比原价便宜了60元，便宜了百分之几？
<gadget id="calculator">140 + 60</gadget>
<output>200</output>

<gadget id="calculator">60 / 200</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>