bamboo basket can hold 20 kilograms of oranges. Wang Dong’s family has 120 kilograms of oranges, and Zhang Hua’s family has 140 kilograms of oranges. How many baskets are needed to fill these oranges?
一个竹筐可以装20千克橘子，王冬家有120千克橘子，张华家有140千克橘子，装完这些橘子共需几个筐？
<gadget id="calculator">120 + 140</gadget>
<output>260</output>

<gadget id="calculator">260 / 20</gadget>
<output>13</output>

<result>13</result>