The price of an electronic watch is 72 yuan, which is 25% lower than the original price. How much was the original price? What should be the correct column format
一种电子手表售价比原来降低了25%是72元．原来售价多少元？正确的列式应是多少
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">72 / (3/4)</gadget>
<output>96</output>

<result>96</result>