1. 直接写出得数。(16☆)
2.25÷0.9=
4.2÷0.06=
88÷0.008=
10÷0.1=
0.3÷0.3=
3.2÷16=
4.8÷0.6=
3.36÷0.4=
7.2÷3.6=
36.4÷7=
7.2÷0.08=
26.6÷7=
2.7÷0.03=
7.5÷0.25=
19.2÷2=
2.94÷0.7=
3.6÷0.2=
4÷0.2=
5.5÷0.11=
46.4÷8=
4.8÷0.08=
5.22÷0.9=
21÷0.3=
2.4÷0.04=
0.42÷0.6=
22.5÷5=
3.6÷1.2=
4.88÷0.8=
25÷0.05=
0.72÷90=
2.4÷2=
0.78÷0.6=
2.25÷0.9=
4.2÷0.06=
88÷0.008=
10÷0.1=
0.3÷0.3=
3.2÷16=
4.8÷0.6=
3.36÷0.4=
7.2÷3.6=
36.4÷7=
7.2÷0.08=
26.6÷7=
2.7÷0.03=
7.5÷0.25=
19.2÷2=
2.94÷0.7=
3.6÷0.2=
4÷0.2=
5.5÷0.11=
46.4÷8=
4.8÷0.08=
5.22÷0.9=
21÷0.3=
2.4÷0.04=
0.42÷0.6=
22.5÷5=
3.6÷1.2=
4.88÷0.8=
25÷0.05=
0.72÷90=
2.4÷2=
0.78÷0.6=
答案
2.25÷0.9=2.5
4.2÷0.06=70
88÷0.008=11000
10÷0.1=100
0.3÷0.3=1
3.2÷16=0.2
4.8÷0.6=8
3.36÷0.4=8.4
7.2÷3.6=2
36.4÷7=5.2
7.2÷0.08=90
26.6÷7=3.8
2.7÷0.03=90
7.5÷0.25=30
19.2÷2=9.6
2.94÷0.7=4.2
3.6÷0.2=18
4÷0.2=20
5.5÷0.11=50
46.4÷8=5.8
4.8÷0.08=60
5.22÷0.9=5.8
21÷0.3=70
2.4÷0.04=60
0.42÷0.6=0.7
22.5÷5=4.5
3.6÷1.2=3
4.88÷0.8=6.1
25÷0.05=500
0.72÷90=0.008
2.4÷2=1.2
0.78÷0.6=1.3
4.2÷0.06=70
88÷0.008=11000
10÷0.1=100
0.3÷0.3=1
3.2÷16=0.2
4.8÷0.6=8
3.36÷0.4=8.4
7.2÷3.6=2
36.4÷7=5.2
7.2÷0.08=90
26.6÷7=3.8
2.7÷0.03=90
7.5÷0.25=30
19.2÷2=9.6
2.94÷0.7=4.2
3.6÷0.2=18
4÷0.2=20
5.5÷0.11=50
46.4÷8=5.8
4.8÷0.08=60
5.22÷0.9=5.8
21÷0.3=70
2.4÷0.04=60
0.42÷0.6=0.7
22.5÷5=4.5
3.6÷1.2=3
4.88÷0.8=6.1
25÷0.05=500
0.72÷90=0.008
2.4÷2=1.2
0.78÷0.6=1.3
2. 先计算下面各题,再总结你的发现:
8÷1.6=(
1.7÷1.7=(
61.6÷1.1=(
除数大于1,商小于被除数;除数等于1,商等于被除数;除数小于1,商大于被除数
。(16☆)8÷1.6=(
5
) 8÷1=(8
) 8÷0.5=(16
) 8÷0.2=(40
)1.7÷1.7=(
1
) 1.7÷1=(1.7
) 1.7÷0.8=(2.125
) 1.7÷0.2=(8.5
)61.6÷1.1=(
56
) 61.6÷1=(61.6
) 61.6÷0.56=(110
) 61.6÷0.2=(308
)答案
8÷1.6=5
8÷1=8
8÷0.5=16
8÷0.2=40
1.7÷1.7=1
1.7÷1=1.7
1.7÷0.8=2.125
1.7÷0.2=8.5
61.6÷1.1=56
61.6÷1=61.6
61.6÷0.56=110
61.6÷0.2=308
发现:除数大于1,商小于被除数;除数等于1,商等于被除数;除数小于1,商大于被除数。
8÷1=8
8÷0.5=16
8÷0.2=40
1.7÷1.7=1
1.7÷1=1.7
1.7÷0.8=2.125
1.7÷0.2=8.5
61.6÷1.1=56
61.6÷1=61.6
61.6÷0.56=110
61.6÷0.2=308
发现:除数大于1,商小于被除数;除数等于1,商等于被除数;除数小于1,商大于被除数。
3. 列竖式计算。(18☆)
40÷12.5=
0.6÷0.12=
40.8÷0.34=
768÷0.24=
36.8÷0.23=
16.8÷0.16=
用时:分钟
共得:☆/50 ☆
40÷12.5=
0.6÷0.12=
40.8÷0.34=
768÷0.24=
36.8÷0.23=
16.8÷0.16=
用时:分钟
共得:☆/50 ☆
答案
40÷12.5=3.2
0.6÷0.12=5
40.8÷0.34=120
768÷0.24=3200
36.8÷0.23=160
16.8÷0.16=105
0.6÷0.12=5
40.8÷0.34=120
768÷0.24=3200
36.8÷0.23=160
16.8÷0.16=105
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