After the heavy snowfall, Xiaoli walked along the lotus pond, with an average step length of 50 cm. She walked around and left 120 steps in the snow. So how many meters is the perimeter of the lotus pond?
大雪过后，小莉沿着荷花池边散步，平均每步长50厘米，她走了一圈，雪地里留下了120个脚步，那么荷花池边的周长是多少米？
<gadget id="calculator">120 - 1</gadget>
<output>119</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">119 * (1/2)</gadget>
<output>119/2 = around 59.5</output>

<result>119/2 = around 59.5</result>