The orchard plans to ship 5 tons of apples, and 64 baskets of 20 kilograms each have been shipped out. How many kilograms of apples are left?
果园计划运出5吨苹果，已经运出64筐，每筐20千克，还剩下多少千克苹果没有运走？
<gadget id="calculator">5 * 1_000</gadget>
<output>5_000</output>

<gadget id="calculator">64 * 20</gadget>
<output>1_280</output>

<gadget id="calculator">5_000 - 1_280</gadget>
<output>3_720</output>

<result>3_720</result>