Xiao Zhang earned 32,000 yuan last year, which was 10% less than last year. How much did you earn last year?
小张去年挣了3.2万元，前年比去年少挣10%．前年挣了多少万元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">3.2 * (9/10)</gadget>
<output>2.88</output>

<result>2.88</result>