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一、口算。
$66÷3=$
$83-45=$
$44×4=$
$3.6+2.2=$
$17×3=$
$630÷3=$
$430-30=$
$80÷16=$
$9.5-3.7=$
$288÷4=$
$45+327=$
$410×4=$
$620+180=$
$3.4+1.56=$
$408÷8=$
$15×60=$
$620÷5=$
$5.23+12.57=$
$8.24-5.8=$
$54×30=$
$780÷26=$
$4.52+3.6=$
$0.92-0.02=$
$210×40=$
$820÷5=$
$189×20=$
$3.75-1.16=$
$2.1-2.09=$
$920÷20=$
$390÷26=$
$66÷3=$
$83-45=$
$44×4=$
$3.6+2.2=$
$17×3=$
$630÷3=$
$430-30=$
$80÷16=$
$9.5-3.7=$
$288÷4=$
$45+327=$
$410×4=$
$620+180=$
$3.4+1.56=$
$408÷8=$
$15×60=$
$620÷5=$
$5.23+12.57=$
$8.24-5.8=$
$54×30=$
$780÷26=$
$4.52+3.6=$
$0.92-0.02=$
$210×40=$
$820÷5=$
$189×20=$
$3.75-1.16=$
$2.1-2.09=$
$920÷20=$
$390÷26=$
答案
1.22
2.38
3.176
4.5.8
5.51
6.210
7.400
8.5
9.5.8
10.72
11.372
12.1640
13.800
14.4.96
15.51
16.900
17.124
18.17.8
19.2.44
20.1620
21.30
22.8.12
23.0.9
24.8400
25.164
26.3780
27.2.59
28.0.01
29.46
30.15
2.38
3.176
4.5.8
5.51
6.210
7.400
8.5
9.5.8
10.72
11.372
12.1640
13.800
14.4.96
15.51
16.900
17.124
18.17.8
19.2.44
20.1620
21.30
22.8.12
23.0.9
24.8400
25.164
26.3780
27.2.59
28.0.01
29.46
30.15
二、填表。
答案
32 12 42 16 52 12 2
