1. 直接写出得数。
3.6÷6=
1÷0.2=
8.8÷4.4=
0÷3.2÷3.8=
4÷0.8=
1.616÷1.6=
0.21÷0.3=
0.99÷1÷0.3=
0.7÷14=
7.2÷0.18=
8.5÷0.05=
1.8÷0.2÷0.01=
6.4÷3.2=
4.8÷0.12=
7.5÷0.25=
48÷0.6÷0.4=
3.5÷0.1=
8÷1.6=
0.9÷30=
0.56÷0.7÷0.8=
7.6÷3.8=
35÷0.7=
2.4÷0.02=
5÷0.2÷0.1=
8.5÷1.7=
9.6÷0.96=
1.25÷0.25 =
2.5÷0.1÷0.5=
0.65÷0.13 =
0.27÷0.3=
0.88÷0.11 =
7.06÷10÷0.1=
3.6÷6=
1÷0.2=
8.8÷4.4=
0÷3.2÷3.8=
4÷0.8=
1.616÷1.6=
0.21÷0.3=
0.99÷1÷0.3=
0.7÷14=
7.2÷0.18=
8.5÷0.05=
1.8÷0.2÷0.01=
6.4÷3.2=
4.8÷0.12=
7.5÷0.25=
48÷0.6÷0.4=
3.5÷0.1=
8÷1.6=
0.9÷30=
0.56÷0.7÷0.8=
7.6÷3.8=
35÷0.7=
2.4÷0.02=
5÷0.2÷0.1=
8.5÷1.7=
9.6÷0.96=
1.25÷0.25 =
2.5÷0.1÷0.5=
0.65÷0.13 =
0.27÷0.3=
0.88÷0.11 =
7.06÷10÷0.1=
答案
1. 0.6 5 2 0
5 1.01 0.7 3.3
0.05 40 170 900
2 40 30 200
35 5 0.03 1
2 50 120 250
5 10 5 50
5 0.9 8 7.06
5 1.01 0.7 3.3
0.05 40 170 900
2 40 30 200
35 5 0.03 1
2 50 120 250
5 10 5 50
5 0.9 8 7.06
2. 用竖式计算。(第一行得数保留一位小数,第二行得数保留两位小数)
$46÷27\approx$
$3.6÷0.17\approx$
$46.36÷5.2\approx$
$3.68÷0.2\approx$
$67÷5.2\approx$
$46÷27\approx$
$3.6÷0.17\approx$
$46.36÷5.2\approx$
$3.68÷0.2\approx$
$67÷5.2\approx$
答案
2. 0.5 21.2 8.9
26.29 12.88 28.95
竖式略
26.29 12.88 28.95
竖式略
一个两位小数除以0.6,得到近似值1.4。这个两位小数可能是多少?
答案
这个两位小数可能是 0. 86,0. 85,0. 83,0. 82,0. 81。
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