Lei Feng of Jingbian No. 2 Elementary School did good deeds. The sixth grade did 600 good deeds, accounting for 48% of the total number of good deeds in the school. The number of good deeds done by the third grade accounted for 10% of the total number of good deeds in the school.
靖边二小学雷锋做好事，六年级做好事600件，正好占全校做好事总件数的48%，三年级做的好事的件数占全校总件数的10%，三年级做好事多少件？
<gadget id="calculator">48 / 100</gadget>
<output>12/25 = around 0.48</output>

<gadget id="calculator">600 / (12/25)</gadget>
<output>1_250</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1_250 * (1/10)</gadget>
<output>125</output>

<result>125</result>