题目内容

直接写出得数．
2
3
-
5
12
=		 0.9-0.26= 1.2×
5
6
=
4
15
÷
8
35
=
1-
3
8
÷
5
8
=		 1.25×3×8= 13-0.52= 10.2-0.32-0.68=
分析：根据分数、小数加减乘除法的计算方法进行解答即可．
解答：解：
2
3
-
5
12
=
1
4
 0.9-0.26=0.64 1.2×
5
6
=1
4
15
÷
8
35
=
7
6
1-
3
8
÷
5
8
=
2
5
 1.25×3×8=30 13-0.52=0.75 10.2-0.32-0.68=9.2
点评：此题考查了分数、小数加减乘除法的口算能力，注意认真计算即可．
练习册系列答案
相关题目
直接写出得数
2
9
×
2
3
=		 6÷
2
3
=		 8×
5
16
=
5
7
÷
10
21
=
7
9
÷
9
7
=		 1÷
5
6
=		 1×
2
3
=
3
5
×15=
1
4
-
1
5
=
1
3
+
3
8
=		 0÷
9
100
=
9
26
×
13
15
=
直接写出得数
1
4
×
2
3
=
4
15
÷
8
35
=		 5-
2
5
=		 1-
1
5
+
4
5
=
直接写出得数．
2
3
÷
3
2
=		 6÷
3
4
=
3
4
×10=
3
4
×8=		 0÷
3
5
=
1-0.32= 2-
2
3
=		 1-
4
9
-
5
9
=		 1.05-
1
2
=		 2-2÷3=
直接写出得数．
2
3
÷
1
2
=		 202-99= 3.5÷1000= 28÷1%=
34×50=
2
3
×
1
8
=		 1.24÷0.4= 42×0.2=
1
2
+
1
3
=
1
3
-
1
4
=
3
5
÷6=		 1+99%=
直接写出得数．
2
3
+
2
3
=1-
2
5
=
2
3
-
1
6
=
1
4
+
1
2
=
1
4
+
1
3
=
2
3
-
1
5
=
1
6
+
8
9
+
5
6
=1-
1
2
-
1
3
=

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网