100
道小数乘除法脱式计算题
5.3×
6.3+2.3=
4.4×
7.3+5.3=
4×
8.8+1.5=
4.1×
0.8-0.2=
9.9×
1.4+0.6=
6.4×
2.4+3.6=
12.48-4×
9.7=
9.8×
1.3-0.3=
4.8×
9.1-0.5=
2.9+0.6×
7.5=
4.2×
1.8-0.1=
8.6×
6.5+6.4=
5.59-3×
4.3=
0.2×
5.6+2.5=
3.053-0.1×
5.3=
9.4×
8.4+5.8=
0.5×
4.6+7.1=
6.908-1.3×
1.6=
2011.248-4.6×
3.8=
13.596-9.1×
5.6=
229.570.4×
1.9=
11.259-2.1×
7.9=
7.3+3.8×
2.3=
1.8×
9.6-1.7=
9.3+6.1×
4.8=
27.5×
5.7+5.8=
8.7×
0.1-0.1=
8.999-1.7×
4.7=
8.6×
8.9+8=
1.7+0.3×
7.6=
4.584-2.1×
0.4=
9.8×
4.3+9.6=
7.7×
9.9+7.7=
8.7+3.4×
9=
0.3+2.8×
3.5=
5×
1.1-0.2=
2.9×
8.2+9.2=
3.9×
1.7+0.5=
0.739-1.1×
4.9=
)0.3×
0.9-0.1=
9.2+9×
3.9=
8.8+0.6×
0.1=
8.9×
5.2+9.3=
4.8+3.1×
9.1=
1.3×
2.2-0.2=
0.9+8.3×
8.3=
9.08-3×
7.6=
1.288-3.2×
0.9=
一、计算:
1
、竖式计算(得数精确到百分位)
8.63×
0.42
0.38×
2.6
2
、脱式计算(能简算的要简算).
0.125×
0.25×
8×
4
7.4×
0.28+0.28×
2.6
4.8×
0.9+0.48
(
4
-
0.4
)
×
2.5
[
(
5.1
-
3.6
)
÷
0.8
-
1]×
0.09
2
.(
77.4
-
3.096÷
0.4
)
÷
0.03
3
.
30.1÷
[
(
6.07
+
2.53
)
×
0.7]
4
.
0.94×
2.5
+
0.094×
75
5
.
98.4×
98
+
98.4×
2
6
.
9.28×
13
-
9.28×
4
+
9.28
7
.
97.2÷
[
(
54.8
+
45.2
)
×
(
6
-
5.46
)
]
8
.
1.25×
32
[8.5-
(
3.6+3.6
)
]÷
2.6
10.1×
87
1.4×
[
(
7.5+38.