The fruit shop shipped back 20 boxes of apples and 20 boxes of bananas. It is known that each box of apples weighs 25 kg, and each box of bananas weighs 18 kg. How many kilograms are the two fruits in total? (answer in two ways)
水果店运回苹果和香蕉各20箱，已知苹果每箱25千克，香蕉每箱18千克．两种水果一共多少千克？(用两种方法解答)
<gadget id="calculator">25 * 20</gadget>
<output>500</output>

<gadget id="calculator">18 * 20</gadget>
<output>360</output>

<gadget id="calculator">500 + 360</gadget>
<output>860</output>

<result>860</result>