There are 357 students in the fourth grade of Xinhua Primary School. They all showed love to the children in the earthquake-stricken area. 235 people donated money and 248 people donated stationery. How many of them donated both money and stationery?
新华小学四年级共有357名同学，同学们都为地震灾区的小朋奉献爱心，捐钱的有235人，捐文具的有248人，其中既捐钱又捐文具的有多少人？
<gadget id="calculator">248 - 357</gadget>
<output>-109</output>

<gadget id="calculator">235 + (-109)</gadget>
<output>126</output>

<result>126</result>