After a decimal is enlarged by 3 times, the number obtained is 4.8 larger than the original number. What is the original decimal?
一个小数扩大3倍后得到的数比原数大4.8，原来的小数是多少
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">4.8 / 2</gadget>
<output>2.4</output>

<result>2.4</result>