(3/5) of a number is 28 more than its (1/3), what is this number?
一个数的(3/5)比它的(1/3)多28，这个数是多少？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

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

<gadget id="calculator">(3/5) - (1/3)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">28 / (4/15)</gadget>
<output>105</output>

<result>105</result>