Each basketball is 232 yuan, each football is 185 yuan, and each table tennis racket is 21 yuan. How much does it cost the school to buy 12 footballs and 21 table tennis bats?
篮球每个232元，足球每个185元，乒乓球拍每个21元．学校买12个足球和21个乒乓球拍一共要用多少元？
<gadget id="calculator">2_220 + 2_520</gadget>
<output>4_740</output>

<result>4_740</result>