Mom has 97.2 yuan, bought 5 kilograms of cabbage, 1.7 yuan per kilogram, how much money is left?
妈妈有97.2元，买了5千克白菜，每千克1.7元，问还剩多少钱？
<gadget id="calculator">1.7 * 5</gadget>
<output>8.5</output>

<gadget id="calculator">97.2 - 8.5</gadget>
<output>88.7</output>

<result>88.7</result>