The selling price of a fitness machine is 1620 yuan, which is 1/6 lower than the original price. How much is the original price of the fitness machine?
一种健身器，售价是1620元，比原价降低(1/6)，健身器原价是多少元？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1_620 / (5/6)</gadget>
<output>1_944</output>

<result>1_944</result>