鸡兔同笼,有12个头,40只脚,算一算,笼子里有几只鸡,几只兔

2025-04-05 17:36:34
推荐回答(2个)
回答1:

兔有:
(40-12×2)÷(4-2),
=16÷2,
=8(只);
鸡有:12-8=4(只);
答:鸡有4只,兔有8只.

回答2:

兔:40÷2-12=8鸡:12-8=4