问题 解答题
直接写出得数
(1)
1
2
÷
5
8
+
1
4
×
3
5
=
(2)2.87+5.6-0.87+4.4=(3)(0.25+
1
4
+
1
2
)×8=
(4)4-1÷3-8×
1
3
=
(5)0.1×0.1+0.1÷0.1=(6)
9
10
-(
1
4
+
7
20
)÷
3
4
=
答案

(1)

1
2
÷
5
8
+
1
4
×
3
5
=
19
20

(2)2.87+5.6-0.87+4.4=12;

(3)(0.25+

1
4
+
1
2
)×8=8;

(4)4-1÷3-8×

1
3
=1;

(5)0.1×0.1+0.1÷0.1=1.01;

(6)

9
10
-(
1
4
+
7
20
)÷
3
4
=
1
10

故答案为:

19
20
,12,8,1,1.01,
1
10

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