题目内容

口算下列各题．
9.9+0.01=		0.08×0.5=1.25×0.5×0.8=
2
3
+
1
4
=
4
3
-
4
7
-
3
7
=
7
11
+
1
4
-
7
11
+
7
11
=
9.9+0.01=9.91，0.08×0.5=0.04，1.25×0.5×0.8=0.5，
2
3
+
1
4
=
11
12
，
4
3
-
4
7
-
3
7
=
1
3
，
7
11
+
1
4
-
7
11
+
7
11
=
39
44
．
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相关题目
计算小数加减法时要把小数的末位对齐．______．
3.59×10=2.14+10=0.0124×1000=1.64×0=
42.3÷1000=2.75÷10=102÷100=18.067÷10=
6.4÷4=3.28+0.82=10-7.15=3.5×4=
直接写得数：
7×0.6=______；		2.3+0.4=______；1.5÷0.01=______；11.2-11=______；
1.4×7=______；8×0.125=______；0.48÷2=______；45.7÷100=______；
2.5×4=______；29-0.6=______；7.2÷4=______；0.2×0.5=______．
直接写出得数．
8÷0.1=		6÷7=
3
9
+
5
9
=
7
13
-
3
13
=
7.8-0.08=0.6×0.5=1-
2
5
=		18÷36=
36.6÷0.25转化成除数是整数的除法算式是______，这是根据______．
3.5×0.4=2.5×0.4=2.3×0.2=2.1÷0.3=
7.1×0.4=4.5÷0.15=1-0.07=0.42÷0.7=
12.4÷4=2.5+1.5=5.9×0.2=0.48÷0.8=
0.25×1.3×4=20÷0.01=9÷0.01=5.5÷1.1=
4.79+15.81=0.3÷0.03=0.2×0.1=3.6+6.4=
0.56÷0.28=1.2×0.3=6.7-5.6=7.25÷0.5=
4.2÷0.21=4.3×0=0.15÷0.5=3.5×4=
5.32-5.3=1.25×3.4×8=9.6÷3.2=3.6+2.4=
4.3-2.7+5.7=7.2-5.6=1.8÷0.9=8.2×0.5=
5.6÷0.4=8.5÷5=5.6×0.5=9.8÷0.2=
3.56×0.2=3.4+1.5+4.6=3.4×0.04=6.12+3.48=
6÷0.12=7.6÷4=3.4×0.5=5.2-3.2-1.8=
6-3.8=7.5÷3=3.5+5.4=3×2.5=
3.5+6.5=7-6.23=8÷0.4=0.25×2.5=
7.5÷0.5=0.89-0.48=3.5×0.8=5.9-（3.2+0.9）=
竖式计算：
3.36+0.34=3.71-2.88=28-8.7=验算．
直接写出得数．
5.4+3.6=
9×0.25=
0.15×7=
1.25-0.25=
0.125×4=0.1×0.1=10.2×4.5=1.25×8×0.5=

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