小学分数方程专练习180题.doc

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小学分数方程专练习180题

第 PAGE \* MERGEFORMAT 2 第 PAGE \* MERGEFORMAT 2 页 共 NUMPAGES \* MERGEFORMAT 42 页 第 第 PAGE \* MERGEFORMAT 1 页 共 NUMPAGES \* MERGEFORMAT 42 页 分数方程专项练习180题(有答案)  (1)+X=, (2)X﹣=, (3)x+x=42, (4)=, (5)5x﹣3×=, (6)x+=, (7)+2x=, (8)12÷(x+)=1.2, (9) (10) (11)X×2=4×5,, (12)X﹣X=, (13)90×+x=20, (14)0.2x+=8﹣x, (15)X+(3X﹣16)÷=10(X+1), (15)=, (16)X﹣X=1, (17)x+x=42 (18), (19)﹣=1, (20)2X+1=2, (21)﹣x= (22)x+2=4.25 (23)x﹣(1+)=4.5 (24)37.5++x=69 (25), (26)x=2.4×5, (27)x﹣+=, (28)x+x=121, (29)(x+)×7=8.1, (30)=, (31)4x+=5, (32)+x=9, (33)x﹣x=, (34)x+x=11, (35)2x+=4.625, (36)﹣2X=, (37)x﹣x=2, (38)+21.5=x, (39)﹣3x=, (40)+x=, (41)x+5×4=95 (42)x﹣x= (43)﹣3χ=, (44)x﹣x=0.2, (45)y﹣4﹣y=18, (45), (46)×3+2.75x=, (47), (48)5x﹣3×=, (49)x=, (50)x+x=39, (51)7x﹣3x=, (52)x+=, (53)﹣=, (54), (54), (55)5x﹣=34 (56)x﹣×6= (57)x+1.2x=25 (58)8﹣4.5x=, (59)x﹣0.95×4=8.5, (60)2x﹣=2+, (61)x+x=, (62)x﹣=2﹣, (63)﹣=2.5, (64)x=18, (65)x﹣=, (66)x﹣x=, (67), (68), (69)x﹣x=, (70)1.25:0.25=, (71)1﹣x=, (72)x+x=, (73)x+x=42, (74)x+0.25=, (75)x=10×, (76)x+x=2, (77)x×(1﹣37.5%)=, (78)(x+)=2, (79)x=50×, (80)x+x=42, (81)4+x=102, (82)X+X=, (83)X=, (84)(1﹣)X=, (85)χ﹣χ=, (86)χ=42×, (87)8x﹣×3=, (88)+=1, (89)3x﹣×=50%, (90)3x﹣x=, (91)+x=, (92)﹣x=×, (93)÷x=0.8, (94)x+5×4=95, (95)x﹣x﹣4=18, (96)÷ⅹ=, (97)x×=4, (98)ⅹ=, (99)ⅹ﹣6=7, (100)+5x=110, (101)x﹣4=60, (102)x﹣x=9, (103)x﹣x=3.6, (104)÷x= (105)=9.1, (106)4(+x)=, (107)×0.25+x=, (108)x+x=, (109), (110), (111)+3x=, (112)=, (113)×﹣X=, (114)x÷=30, (115)﹣x=7, (116)x=×10, (117)X﹣X=6, (118)X﹣2=13, (119)(1﹣)X=480, (120)6X+X=39, (121)2.4﹣=3.2﹣x, , (123), (124)X﹣X=, (125)6X+4.5=, (126)80%X﹣0.6=4.2, (127)X+X=, (128)X+X=, (129)÷x=, (130)x÷=42, (131)x+=, (132)X﹣=, (133)X+X=3, (134)X+=×8, (134), (135), (136)x﹣7.5=, (137)2X+=1, (138)X÷=, (139)X﹣X=1.5, (140)x=28×, (141)(x+3)×=48, (142)x﹣=, (143), (144)2÷x=2, (145)3﹣4x=2, (146)x÷=÷ (147)÷x=÷. (148)X﹣25%X=135, (149)X﹣12.5×4=0, (150)x+×=1, (151) x×(﹣)=, (152)8×﹣1.5x=1.1, (153)xx=

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