题目内容

4.15×[（1.6-1.28）÷0.8]＝


  1. A.
    0.4
  2. B.
    4.5
  3. C.
    1.66
  4. D.
    39.6
C
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相关题目
0.36÷9= 3.97-2.45= 16×25= 5.2+3.8=
8.282÷8.2= 10-0.87= 4.3+1.8= 18.9-9.8=
0.8÷0.1= 0.3+0.36= 1.14×0.2= 7.8÷3=
0.8×15= 0.125×8= 4-1.08= 9×1.8=
1.2×8= 7.82+1.18= 30.5÷2= 1.8×0.2=
0.75÷30= 0.25×3= 4.8+1.2= 0.5×48=
0.7×7= 1.1×9= 25×0.8= 3.2×5=
3×1.2= 2.04×4= 0.72+2.8= 0×3.97=
0.13×80= 18×30= 50×4.1= 0.125×2=
6×0.75= 1.01-0.89= 9.767×0= 0.02×0.3=
3.9÷5= 1÷0.125= 70÷5= 0÷9.126=
0.72= 16.5÷0.15= 7÷1.4= 1.21÷11=
0.84÷0.42= 0.7×0.9= 0.3×400= 5.1÷0.3=
8.3+1.7= 4.9÷0.7= 0.3+0.3+0.3= 0.81÷0.9×5=
（0.9+8.1）×5= 0.32= 9.3÷（4.2-1.1）= 1.7×0.6÷1.7=
直接写出得数．
0.8×0.5=		 1.4×0.5= 0.6×0.05=
0.15×0.3= 1.6×0.5= 2.5×0.4=
1.25×0.08= 0.4×0.2=
（2012?吉安县模拟）计算（能简算的要简算）
5
16
+（
7
16
-
1
4
）÷
1
2

1
15
÷[（
2
3
+
1
5
）×
1
26
]
1.6×2.2﹢1.8×1.6﹢1.6             
12.5×8×4×0.25．
7×5
5
14
=
5
8
÷
2
3
=
1
6
+
2
5
=
2
3
×
3
4
=		 1+
1
2
-0.4=
1
4
+0.75=
1
3
+
2
9
=
6
7
÷9=
1
4
+
1
2
=
5
6
×0.4=		 4÷
8
9
=
1
9
×
1
9
=
（2+
2
5
）×（1+
1
4
）=
2
3
×9=
6
9
+
1
6
=
4÷
1
3
=
1
2
+1
1
3
=		 5-（2+
3
8
）=
4.5÷
1
4
=		 39×
4
13
=		 11×（10+
1
11
）=
11+（3+
2
3
）=
3
5
×
5
6
=		 8×
3
4
=
12-（6+
3
4
）=		 1÷（1+
3
4
）=		 20÷20%=
1÷0.01= 1.12= 9.9÷（1+
4
5
）=
81÷
5
9
=		 1.65-0÷1.65=
2
3
×
4
9
×
1
2
=
5-1.4-1.6= （0.18+0.9）÷9= 8×
3
10
×1.25=
1.25×0.16×8=
5
8
+7.3÷10%=
5
8
+9-0.2=
5.08-0.74-1.26=
1
4
×0.2=		 1-.0375÷
5
8
=
8÷0.5+
1
4
×（1+
1
4
）=		 （
1
12
+
5
6
）×24=		 10（3+
1
7
）÷（3+
1
7
）=
（3+
1
2
+5+
1
3
+2+
1
2
）-（5+
1
3
）=
2
5
+
1
5
÷
2
5
+
1
5
=		 1-
3
10
-
2
5
=
3-（2+
4
9
）+（2+
4
9
）=
3
8
-
3
8
÷3=		 0×（3+
2
9
）+（1+
2
5
）=
1
6
+
1
7
-
1
6
+
1
7
=		 0.125×64×0.125=
5
4
×8+8×
1
4
=
3
8
+
3
4
×16=
5
9
-
5
6
+
4
9
=
竖式计算．（带※得数保留一位小数）
※2.8×5.1≈		 24÷15= *5.26÷1.6≈

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