There are two road repair teams, A and B. Team A repaired 4.8km of road, and team A repaired 20% more than team B. How many kilometers did team B repair?
甲乙两个修路队，甲队修路4.8km，甲队比乙队多修20%，乙队修了多少千米？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">4.8 * (4/5)</gadget>
<output>3.84</output>

<result>3.84</result>