《2025年速算天地数学口算心算五年级上册苏教版》

72÷8=9
72÷9=8
0.72÷8=0.09
0.72÷9=0.08
3.6÷6=0.6
36÷4=9
0.36÷9=0.04
0.36÷3=0.12
0.48÷8=0.06
0.48÷4=0.12
0.48÷3=0.16
4.8÷2=2.4
4.8÷3=1.6
0.2÷4=0.05
8.1÷9=0.9
0.72÷3=0.24
0.54÷9=0.06
0.4÷8=0.05
1.2÷3=0.4
1.5÷5=0.3
0.28÷7=0.04
0.36÷6=0.06
4.2÷7=0.6
6.4÷8=0.8
0.49÷7=0.07
0.21÷3=0.07
0.15÷5=0.03
2.5÷5=0.5
6.3÷7=0.9
56÷8=7
24÷3=8
720÷8=90
0.32÷2=0.16
4.8÷4=1.2
0.27÷3=0.09
0.52÷4=0.13
3.5÷7=0.5
0.21÷7=0.03
0.09÷9=0.01
2÷4=0.5

答案： 解析：这些题目都是基础的除法运算，考察的是速算能力。直接进行除法运算即可。
答案：
$72 ÷ 8 = 9$
$72 ÷ 9 = 8$
$0.72 ÷ 8 = 0.09$
$0.72 ÷ 9 = 0.08$
$3.6 ÷ 6 = 0.6$
$36 ÷ 4 = 9$
$0.36 ÷ 9 = 0.04$
$0.36 ÷ 3 = 0.12$
$0.48 ÷ 8 = 0.06$
$0.48 ÷ 4 = 0.12$
$0.48 ÷ 3 = 0.16$
$4.8 ÷ 2 = 2.4$
$4.8 ÷ 3 = 1.6$
$0.2 ÷ 4 = 0.05$
$8.1 ÷ 9 = 0.9$
$0.72 ÷ 3 = 0.24$
$0.54 ÷ 9 = 0.06$
$0.4 ÷ 8 = 0.05$
$1.2 ÷ 3 = 0.4$
$1.5 ÷ 5 = 0.3$
$0.28 ÷ 7 = 0.04$
$0.36 ÷ 6 = 0.06$
$4.2 ÷ 7 = 0.6$
$6.4 ÷ 8 = 0.8$
$0.49 ÷ 7 = 0.07$
$0.21 ÷ 3 = 0.07$
$0.15 ÷ 5 = 0.03$
$2.5 ÷ 5 = 0.5$
$6.3 ÷ 7 = 0.9$
$56 ÷ 8 = 7$
$24 ÷ 3 = 8$
$720 ÷ 8 = 90$
$0.32 ÷ 2 = 0.16$
$4.8 ÷ 4 = 1.2$
$0.27 ÷ 3 = 0.09$
$0.52 ÷ 4 = 0.13$
$3.5 ÷ 7 = 0.5$
$0.21 ÷ 7 = 0.03$
$0.09 ÷ 9 = 0.01$
$2 ÷ 4 = 0.5$