The advertising slogan of a certain instant noodle is like this: "increase by 25%, increase the quantity without price increase." The current weight of a bag of instant noodles is 120 grams, do you know how many grams it was before the increase? (column equation solution)
某方便面的广告语是这样说："增量25%，加量不加价．"一袋方便面现在的重量是120克，你知道增量前是多少克吗？(列方程解答)
<gadget id="calculator">125 / 100</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">120 / (5/4)</gadget>
<output>96</output>

<result>96</result>