5.27-2.1+1.73-1.9简便计算

5.27-2.1+1.73-1.9简便计算
2025-04-05 07:10:08
推荐回答(3个)
回答1:

5.27-2.1+1.73-1.9
=5.27+1.73-2.1-1.9
=(5.27+1.73)-(2.1+1.9)
=7-4
=3

回答2:

5.27-2.1+1.73-1.9
=(5.27+1.73)-(2.1+1.9)
=7-4
=3

回答3:

=(5.27+1.73)-(2.1+1.9)
=7-4
=3