To build a library, the original planned cost was 12.5 million yuan, but the actual saving was 750,000 yuan. What percentage was the actual savings compared to the plan?
建一座图书馆，原计划造价1250万元，实际节约了75万元，实际比计划节约了百分之几？
<gadget id="calculator">75 / 1_250</gadget>
<output>3/50 = around 0.06</output>

<result>3/50 = around 0.06</result>