There are two piles of coal, the first pile weighs (10/3) tons, the second pile weighs (1/3) more tons than the first pile (1/3), how many tons does the second pile of coal weigh?
有两堆煤，第一堆重(10/3)吨，第二堆比第一堆的(1/3)多(1/3)吨，第二堆煤重多少吨？
<gadget id="calculator">10 / 3</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(10/3) * (1/3)</gadget>
<output>10/9 = around 1.111111</output>

<gadget id="calculator">(10/9) + (1/3)</gadget>
<output>13/9 = around 1.444444</output>

<result>13/9 = around 1.444444</result>