The school buys 8 basketballs and 3 footballs, each basketball is 52.4 yuan, and each football is 45.1 yuan. How much does it cost in total?
学校买8个篮球和3个足球，每个篮球52.4元，每个足球45.1元，一共要花多少元？
<gadget id="calculator">52.4 * 8</gadget>
<output>419.2</output>

<gadget id="calculator">45.1 * 3</gadget>
<output>135.3</output>

<gadget id="calculator">419.2 + 135.3</gadget>
<output>554.5</output>

<result>554.5</result>