A bag of rice weighs 25 kilograms, and 10 kilograms and 500 grams are eaten, how many kilograms are left over?
一袋大米重25千克，吃去了10千克500克，剩下的比吃去的多多少千克？
<gadget id="calculator">25 - 10.5</gadget>
<output>14.5</output>

<gadget id="calculator">14.5 - 10.5</gadget>
<output>4</output>

<result>4</result>