2010学年第一学期六年级数学分数运算竞赛试卷
班级___________姓名__________学号_________
(1) 16
35285-+ (2)
5
1163329+-
(3) 4
1
1312213-+
(4)??
?
??+-1352171013511
(5)35
161835162117915+-
(6)12
5
19322??
(7)4
3
3712217÷÷
(8)8
3
4332.1?÷
(9)125.025.032.0?? (10)2.73
2
5
=+x
(11)12
11625.6=-x
(12)126513
5
43???? ??+-
(13)??
?
??+-÷101512110
(14)613
12
2.065÷+?
(15)4
3
1872395?-÷
(16)1.231525.2+??
?
??-?
(17)5
351431.1152?+??? ??-÷ (18)14
5
6.0531495
?+?
(19)7
4
1741741741÷??? ??-÷?
(20)21
1
1227713317713÷???? ??-?
(21)7
4
2321473332157423130?-?+?
(22)???
??-÷??? ??+3116523116
52
(23)???
?????? ??÷-?÷15148.255138.12
(24)
64
1
321161814121+++++ (25)
42
13012011216121+++++