问题 解答题
直接写出得数:
529+198=______;
0.28÷0.2=______;9+92+93+94=______;305-199=______;
2.05×4=______;8×12.1%=______;
5
4
+
4
5
×0=______;
19×
1
9
-
1
9
=______;
9
10
÷
1
2
-
2
5
÷
1
2
=______;
5
8
-(
19
24
-
1
6
)=______.
答案

529+198=727;0.28÷0.2=1.4;9+92+93+94=288;305-199=106;
2.05×4=8.2;8×12.1%=0.968;
5
4
+
4
5
×0=
5
4
19×
1
9
-
1
9
=2;
9
10
÷
1
2
-
2
5
÷
1
2
=1;
5
8
-(
19
24
-
1
6
)=0.

判断题
判断题