On the drawing with a scale of 1:100, the width of the playground is 70 cm. What is the actual width of the playground in meters?
在比例尺是1：100的图纸上，量得操场宽70厘米，操场实际的宽是多少米．
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">70 / (1/100)</gadget>
<output>7_000</output>

<gadget id="calculator">7_000 / 100</gadget>
<output>70</output>

<result>70</result>