苏教版五年级数学上册计算题竞赛Word文档格式.doc
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0.5=6.3+3.7=
20-6.9=13.84-5.8=5.4+2.34=1.25×
8=
23.7×
0.01=1.5×
4=5.1÷
0.17=8.4÷
4.2=
4.5×
2=3.4×
0.4=12.6-0.9=2-1.08=
1.2÷
0.04=0.42÷
7=6.8+8.6=0.9+2.01=
8.9+0.11=1÷
0.04=1-0.01=5.6÷
8=
2.5+2.4-2.5+2.4=
1-0.1×
0.1=
17.5÷
(1.75×
4)=
24×
0.25=72.81÷
1000×
100=23.7×
0.01×
100=
1.5÷
0.03=1.2×
0.5÷
1.2×
0.5=
3.6×
0.25=
6.8-2.4÷
3=
2.4×
2.5=0.8×
1.25=
0.9÷
0.01=1.25÷
0.25=6.007-5.98=6.74÷
0.01=
二、用竖式计算(带☆的要求结果保留两位小数)(16分)
15.4+0.767.4-3.683.5×
0.670.528÷
3.2
☆31.7÷
0.63☆1.7×
0.4882.8÷
0.24☆43÷
5.5
三、脱式计算,能简算的要简算(40分)
0.8×
(125+12.5)0.25×
2.4×
44.97×
[2.46÷
﹙5.58-5.28﹚]
3.98×
1.2512.5×
2.5×
3.26.3×
101
7.2×
99+7.2 1.5+2.26+8.50.65×
0.4-0.168÷
0.8
73.8-1.64-13.8-5.36
1.25×
8.89.3÷
﹙3.1×
0.5﹚
5×
﹙9.3-5.7﹚-3.60.25×
36(8.25-3.75)÷
2.5÷
4
10.1×
974.25÷
101-1.75.9-5.9×
0.9
9.6×
28.5+0.285×
405.8×
4.5+4.5×
3.2+4.5