project, planned to invest 800,000 yuan, actually invested 750,000 yuan, how much was saved?
一项工程，计划投资80万元，实际投资75万元，节约了多少．
<gadget id="calculator">80 - 75</gadget>
<output>5</output>

<gadget id="calculator">5 / 80</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>