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一、口算。
$1.44÷0.12=$
$1.82÷0.2=$
$5.67÷0.9=$
$0.66÷2.2=$
$3÷0.5=$
$10÷2.5=$
$1.5÷0.03=$
$78÷3.9=$
$1.44÷0.12=$
12
$2.6÷1.3=$2
$36.5÷3.65=$10
$1.82÷0.2=$
9.1
$10.5÷3.5=$3
$3.6÷0.06=$60
$5.67÷0.9=$
6.3
$4÷0.5=$8
$5.1÷0.17=$30
$0.66÷2.2=$
0.3
$0.9÷0.45=$2
$9.6÷16=$0.6
$3÷0.5=$
6
$0.81÷9=$0.09
$2÷0.05=$40
$10÷2.5=$
4
$4.8÷1.6=$3
$6.3÷0.021=$300
$1.5÷0.03=$
50
$2.4÷0.06=$40
$0.3÷0.03=$10
$78÷3.9=$
20
$0.008÷0.8=$0.01
$2.7÷0.9=$3
答案
一、12 2 10
9.1 3 60
6.3 8 30
0.3 2 0.6
6 0.09 40
4 3 300
50 40 10
20 0.01 3
9.1 3 60
6.3 8 30
0.3 2 0.6
6 0.09 40
4 3 300
50 40 10
20 0.01 3
二、用竖式计算。
$9.019÷2.9$ $5.76÷3.2$ $11.5÷4.6$
$40.96÷0.128$ $10÷0.625$ $4.824÷0.24$
$9.019÷2.9$ $5.76÷3.2$ $11.5÷4.6$
$40.96÷0.128$ $10÷0.625$ $4.824÷0.24$
答案
二、3.11 1.8 2.5
320 16 20.1
