问题 解答题
计算
(1)17×
8
51
(2)
12
38
×
19
24
(3)
11
12
×
14
33
(4)
14
15
×
5
8
答案

(1)17×
8
51
=
8
3
(2)
12
38
×
19
24
=
1
4
(3)
11
12
×
14
33
=
7
18
(4)
14
15
×
5
8
=
7
12

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