Uncle Liu went to sell vegetables. After one day, he earned 60 yuan from selling vegetables, 7.5 yuan on meals and other expenses, and 142.5 yuan in his pocket after returning home. How much did he bring when he went to sell vegetables?
刘大伯去卖菜，一天下来，卖菜收入60元，吃饭等支出7.5元，回家后口袋里有142.5元，他去卖菜时带了多少钱？
<gadget id="calculator">7.5 - 60</gadget>
<output>-52.5</output>

<gadget id="calculator">142.5 + (-52.5)</gadget>
<output>90</output>

<result>90</result>