The school bought 4 volleyballs, 28 yuan each, and 240 yuan to buy footballs. How much did the school spend on buying volleyballs and footballs?
学校买了4个排球，每个28元，买足球用了240元，学校买排球和足球共用多少钱？
<gadget id="calculator">28 * 4</gadget>
<output>112</output>

<gadget id="calculator">112 + 240</gadget>
<output>352</output>

<result>352</result>