The supermarket shipped 14 bags of rice and flour each. Rice is 25 kg per bag, and flour is 20 kg per bag. How many kilograms more rice than flour is shipped from the supermarket?
超市运来大米、面粉各14袋．大米每袋25千克，面粉每袋20千克．超市运来的大米比面粉多多少千克？
<gadget id="calculator">25 * 14</gadget>
<output>350</output>

<gadget id="calculator">14 * 20</gadget>
<output>280</output>

<gadget id="calculator">350 - 280</gadget>
<output>70</output>

<result>70</result>