Grandma Wang spent a total of 38.6 yuan on meat and vegetables, of which 24.2 yuan was spent on vegetables. How much more does it cost to buy vegetables than to buy meat?
王奶奶买肉和青菜一共花了38.6元，其中青菜花了24.2元．买青菜比买肉多花了多少元？
<gadget id="calculator">38.6 - 24.2</gadget>
<output>14.4</output>

<gadget id="calculator">24.2 - 14.4</gadget>
<output>9.8</output>

<result>9.8</result>