The planned cost of a certain project is 800,000 yuan, but the actual cost is 776,000 yuan. How much is the actual cost saved?
某工程计划造价80万元，实际造价77.6万元，实际造价节约了百分之几？
<gadget id="calculator">80 - 77.6</gadget>
<output>2.4</output>

<gadget id="calculator">2.4 / 80</gadget>
<output>0.03</output>

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

<gadget id="calculator">0.03 * 1</gadget>
<output>0.03</output>

<result>0.03</result>