李大伯今年养鸡4500只,比去年养鸡数的2倍少100只,两年共养鸡多少只

2025-06-28 00:11:31
推荐回答(1个)
回答1:

(4500+100)÷2+4500
=4600÷2+4500
=2300+4500
=6800(只)
答:两年共养鸡6800只.