A greening team spent 900 yuan to repair the lawn, saving 300 yuan compared to the original one. How much was the savings?
一个绿化队修理草坪，用去了900元钱，比原来节省了300元钱，求节省了百分之几？
<gadget id="calculator">900 + 300</gadget>
<output>1_200</output>

<gadget id="calculator">300 / 1_200</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>