请展开查看知识点列表
- = 8÷0.4= - =
+ = - = 7-6.38=
+ = + = 0.22×0.5=
3×0.4= 5÷0.1= 1-0.44= 9÷0.3=
1÷0.01= 1.25×0.08= 6x-x= x-0.7x=
a-0.4a= 3a×a= 6a2-4a2= 10x-x+1.8x=
2.1+0.2= 0.3+0.7= 3.6+1.6= 7.5-0.5=
2.13-0.02= 3.51+0.2= 102.03+5.3= 1.12-1.02=
4.5-0.01= 3.7-0.9= 0.9-0.32= 1.38-0.28=
进入组卷