六年级分数脱式混合运算及解方程练习题100道
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六年级分数脱式混合运算及解方程练习题100道
一、分数脱式计算题(能简算的要简算,计算结果必须是最简分数)
(1)328554÷⨯ (2)223751415÷÷ (3)2112732⨯÷
(4)1549845⨯÷ (5)16
134387÷⎪⎭⎫ ⎝⎛+ (6)⎪⎭⎫ ⎝⎛-÷3121154 (7)5324592181⨯+÷ (8)211575427⨯÷⎪⎭⎫ ⎝⎛- (9)76657668÷-÷ (10)241652143÷⎪⎭⎫ ⎝⎛-+ (11)271094102795÷+⨯ (12)9
4
954343÷⎪⎭⎫ ⎝⎛⨯- (13)32831495÷⨯ (14)724526613⨯÷ (15)631631⨯÷⨯ (16)53815387÷+÷ (17)72537553÷+÷ (18)5
6213256⨯-÷
(19)5435432÷⨯- (20)324312111117⨯⎪⎭⎫ ⎝⎛-⨯ (21)56
47311⨯⎪⎭⎫ ⎝⎛⨯- (22)6532132⨯⎪⎭⎫ ⎝⎛-÷ (23)7
5315265⨯⎥⎦⎤⎢⎣⎡⎪⎭⎫ ⎝⎛+- (24)5214352÷-⨯
(25)89315143⨯⎪⎭⎫ ⎝⎛+- (26)89131241÷⨯ (27)494944÷-÷ (28)16
7
839532÷⎪⎭⎫ ⎝⎛⨯- (29)⎪⎭⎫ ⎝⎛+÷7253121 (30)⎪⎭⎫ ⎝⎛+÷36127191
(31)311383÷⎪⎭⎫ ⎝⎛+ (32)1177411773÷+÷ (33)9
1631451
÷⎪⎭⎫ ⎝⎛- (34)1744341741÷+⨯ (35)52753⨯
(36)433416385+⨯+ (37161316132413÷⎪⎭⎫ ⎝⎛+) (38)1811895181913-÷+⨯ (39)⎪⎭
⎫
⎝⎛++⨯9161181144 (40)⎪⎭⎫ ⎝⎛-⨯⨯9217341 (41)⎪⎭⎫ ⎝⎛+÷⎪⎭⎫ ⎝⎛-81614132 (42)76434378⨯+⨯
(43)31738343⨯⎪⎭⎫ ⎝⎛++ (44)127658196⨯⨯⨯ (45)9119191918⨯+÷ (46)7154751⨯+÷ (47)⎪⎭⎫ ⎝⎛--÷4121141 (48)⎪⎭
⎫
⎝⎛++⨯9161181144
(49)157211265⨯⨯ (50)1131155-÷ (51)9412774÷⨯ (52)2594385⨯÷ (53)⎪⎭
⎫
⎝⎛÷÷136143561 (54)1693232167⨯+⨯ (55)81788178÷+⨯ (56)913798379237⨯-⨯+⨯ (57)10941185⨯⨯ (58)542153⨯⨯ (59)⎪⎭⎫ ⎝⎛-÷⎪⎭⎫ ⎝⎛+211211 (60)16
13161385÷⎪⎭⎫ ⎝⎛+ (61)15412572⨯⨯ (62)41647257÷+÷ (63)24
1813121÷⎪⎭⎫ ⎝⎛++ (64)6.0384-÷ (65)⎪⎭⎫ ⎝⎛--÷138135341 (66)5.951545.9⨯+⨯ (67)()⎥⎦
⎤
⎢⎣⎡-⨯÷25.125251 (68)374544⨯ (69)261527⨯
(70)8115173⨯ (71)9117164⨯ (72)21120122⨯
(73)41532751⨯+⨯ (74)27433941⨯+⨯ (75)17653561⨯+⨯ (76)1361851329513165⨯+⨯+⨯ (77)9117594171⨯+⨯ (78)12
176********⨯+⨯+⨯
二、解方程
(79)872141=+X (80)3112565-=÷X (81)4110385=-X X (82)5
113254=⎪⎭⎫ ⎝⎛+⨯X (83)31474=+X X (84)1103103=+X
(85)525443=⨯⨯X (86)812143=-X (87)116111052=÷⨯X (88)3114175=⨯⨯X (89)982153⨯=X (90)5
3
217=÷X (91)21614332+=+X X (92)103851=-X (93)61511=⎪⎭
⎫
⎝⎛+÷X (94)()81054=-X (95)24658=÷X (96)742756=⨯-X
(97)8341÷=-
X X (98)X X X X =⎪⎭⎫ ⎝⎛
-÷⎥⎦⎤⎢⎣⎡⎪⎭⎫ ⎝⎛--20714153 (99)73118722431=⎪⎭⎫ ⎝⎛-⨯⎥⎦⎤⎢⎣⎡++⎪⎭
⎫ ⎝⎛+X X (100)()425412=+⨯+X X