The grain store shipped 50 bags of rice and flour, each bag of rice was 50 kilograms, and each bag of flour was 35 kilograms. How many kilograms more rice was shipped than flour?
粮店运来大米和面粉50袋，每袋大米50千克，每袋面粉35千克，运来的大米比面粉多多少千克？
<gadget id="calculator">50 * 50</gadget>
<output>2_500</output>

<gadget id="calculator">35 * 50</gadget>
<output>1_750</output>

<gadget id="calculator">2_500 - 1_750</gadget>
<output>750</output>

<result>750</result>