A company builds a building with an actual investment of 1.2 million yuan, saving 50,000 yuan compared to the plan. How much is the savings?
某公司兴建一幢大楼，实际投资120万元，比计划节约5万元，节约了百分之几？
<gadget id="calculator">120 + 5</gadget>
<output>125</output>

<gadget id="calculator">5 / 125</gadget>
<output>1/25 = around 0.04</output>

<result>1/25 = around 0.04</result>