The grain store used to have 2,400 kilograms of rice, but after selling 1,430 kilograms, it has now shipped in 20 bags, with an average of 100 kilograms per bag. How many kilograms of rice does the grain store have?
粮店原有2400千克大米，卖出1430千克后，现在又运进20袋，平均每袋100千克，粮店现有大米多少千克？
<gadget id="calculator">2_400 - 1_430</gadget>
<output>970</output>

<gadget id="calculator">100 * 20</gadget>
<output>2_000</output>

<gadget id="calculator">970 + 2_000</gadget>
<output>2_970</output>

<result>2_970</result>