试题 试卷
题型：单选题 题类：常考题 难易度：普通
分数的加法和减法(复习)7434 10
5.1-2.29= 3÷ = + =
3.9× = ÷ = 18÷3× =
0.2×0.8×0.5= 89.12+0.78= （0.15+ ）÷3=
6- -1.6= 0.25×0.7×0.4= 99×0.35+0.35=
试题篮
= 
+ 
=
= 
÷ 
= 18÷3× 
=
）÷3= -1.6= 0.25×0.7×0.4= 99×0.35+0.35=
