truck can hold 8 machines and 5 tons of goods, each machine weighs 300 kg, how many kg does this truck carry?
一辆卡车能装8台机器和5吨重的货物，每台机器300千克，这辆卡车的载重是多少千克？
<gadget id="calculator">300 * 8</gadget>
<output>2_400</output>

<gadget id="calculator">5 * 1_000</gadget>
<output>5_000</output>

<gadget id="calculator">2_400 + 5_000</gadget>
<output>7_400</output>

<result>7_400</result>