题目内容

0.8=
(4)
5
=12÷______=______折=______%
0.8=
4
5
=12÷15=八折=80%；
故答案为：4，15，八，80．
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相关题目
口算．
0.72+0.6=		 1-0.25= 5.4÷0.9= 1.5×0.6=
7.2÷0.8= 0.5×12= 5.9×1= 1÷0.5=
0.8=
(4)5
=12÷
15
15
=
八
八
折=
80
80
%
7.2+2.8= 0.9÷0.01= 3.5+7.6= 3×0.2×0.5=
0.96÷0.3= 1.5×0.4= 7÷0.25= 2.5×0.7×0.8=
8-2.5= 16÷1.6= 5.6×1.01= 8×（2.5+0.25）=
0.36+0.64= 64.32÷16= 72.8÷0.8= 8.4×0.2+1.6×0.2=
8.4÷4.2= 0.05×0.8= 2.56-0.37= 1.25×0.8×0.5=
12×2.5= 1.23×3= 3.2÷1.6= 3.5+3.5×3=
19.6÷2= 8.8÷2.2= 3.9+2.03= 7.2×0.3+2.8×0.3=
13.8+9.9= 2.4×2.5= 0.75×4= （1.5+0.25）×4=
4.2÷0.1= 4.2÷3.5= 2.14-0.9= 27+456+73=
12÷0.3= 2.87÷0.7= 13÷4= 24÷4+56÷4=
直接写出得数．
3
4
×8=
2
3
÷2=
9
10
÷
3
5
=
1
6
×
3
8
=
3
10
×
5
12
=
1÷
5
11
=
1
2
÷60%=
5
12
×15=
5
6
-
1
2
=		 6.8÷10%=
4.5+
1
2
=
3
8
×
2
3
=
2
7
×2=
14
19
÷
7
19
=
7
12
+
1
2
=
4×（
1
12
+
1
4
）=		 1÷37.5%= 5÷5÷
1
5
=		 32-32×
1
8
=		 （
1
4
-
1
5
）×20=

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