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+38.4）÷0.9]