分数乘除法专项练习138题(有答案)
(1)×
×
,
(7)
(2)×22×, (3)10××, (4), (5), (6),
8)×2.96÷2÷(1×1.48)×4,9),
10)÷×,
11),
12)÷×,
(
(
(
(
(
(13)87×,
(19)
×13×30
(14)×÷,
(20)××
,
(15)×÷×,
(16)××18×
(17)7×13×(﹣)
(18)×40
21)
÷
×
,
22)×[0.5÷(×
)],23)××
,
24)÷
,
(
(
(
(
(25)÷6×, (31)×[÷(×)],
(26)×÷, (32)÷÷,
(27)÷×, (28)×4÷, (29)÷÷, (30)÷×,
33)(+)÷,
34)÷0.2×,
35)×÷,
36)24××,
(
(
(
(
(37)÷×, (43)÷÷,
(38)36×(+), (44)÷÷,
(39)+×, (40)÷(÷), (41)28×+28×, (42)×÷,
45)÷0.2×,46)×16×,
47)31×,
48)××,
(
(
(
(
(49)×(﹣×), (55)÷×,
(50)×34×7×, (56),
(51)×48, (52)×× (53)×÷ (54)÷×
57)××,
58)××,
59),
60)÷÷4,
(
(
(
(
(61)÷5×, (67)÷÷
(62), (68)××
(63)×21×, ()÷0.6×, (65)×× (66)××
69)×÷
70)35÷(÷),71)×÷,72)÷×,
(
(
(
(
(79)
(73)50×÷
×
,
××13×11,
(80)99×
(74)98×
,
,
(75)35÷(÷),
(76)
×
×
(77)××39×55
(78)×(26×),
81)78×,
82)
,
83)
÷
×
84)÷0.375×,
(
(
(
(
(85)×× (92)×25×40×,
(86)××17
(93)
×÷
××
(87)
(88)×86, ()÷14÷, (90)×÷, (91)÷÷,
×÷×
94)
95)×÷
96)×10×,
97)×÷,
98)÷2÷,
(
(
(
(
(
(99), (106),
(100), (107)×8÷,
(101), (102), (103) , (104)9÷, (105),
108)÷÷,
109)××,
110)12÷×,
111)×÷,
112)÷×,
(
(
(
(
(
(113)÷3÷, (120),
(114), (121),
(115)×21×, (116)÷×, (117)(﹣)÷, (118), (119),
122)××,
123)18÷12×2÷,124)2.4×2×,
125)1÷(3÷1),
126),
(
(
(
(
(
(127)÷×, (133),
(128)÷(÷), (134),
(129)×18×, (130)15, (131), (132)3×,
135)×,
136)÷
137)36÷(÷)
138)÷×.
(
(
(
(
分数乘除法138题参:
(1)×
×
,
=×, =; (2)×22×, =×, =; (3)10××, =10×(×), =10×, =. (4), =15×, =6; (5)
,
=
×,
=
;
(6)
,
=14×,
=6.
=
(7)
(8)×2.96÷2
÷(1×1.48)×4
,=×2.96÷2÷1÷1.48×4, =×××××,
=(×
)×(
×
)×(
×
),
=×2×2, =; (9),
=, =, =2; (10)÷×, =××, =; (11), =÷(), =, =
××, =
;
(12)
÷×, =
××, =
;
(13)87×, =(1+86)×, =1×
+86×, =+3, =3;
(14)×
÷
,
=××,
=;
×÷×,
(15)
=××3×,
=()×(),
=1×,
=.
(16)××18×
=(×)×(18×),=×1,
=;
(17)7×13×(﹣)
=7×13×﹣7×13×,
=104﹣98, =6;
(18)×40
=×(39+1),
=×39+,
=38+,
=38.
(19)×13×30
=×30×13,
=4×13, =52;
(20)××
,
=; (21)÷×, =××, =; (22)×[0.5÷(×)], =×[÷], =×[×],
=×,
=;
(23)××
,
=
;
(24)÷
,
=×
×
,
=
;
(25)÷6×
,
=
,
=
;
(26)×÷
,
=
,
=
;
(27)
÷×
,
=
,
=1.
(28)
×4÷
,
=30, =8; (29)÷÷, =(), =, =1.5; (30)
÷
×
,
=
,
=.
(31)×[÷(×
)],=×[÷],
=×1,
=;
(32)÷÷
,
=
2×
,
=×
, =1;
(33)(+
)÷
,
=(+
)×
, =
+
,
=
+1,
=4;
(34)
÷0.2×, =
×, =
5×,
=.
(35)×÷,
=××,
=;
(36)24××,
=24×(×),
=24×
,
=15;
(37)÷×,
=×8×,
=6×,
=;
(38)36×(+),
=36×+36×, =27+32, =59; (39)+×
,
=+,
=;
(40)÷(÷),=÷,
=;
(41)28×+28×,
=28×(),
=28×1, =28.
(42)×÷,
=××,
=×,
=
;
(43)÷
÷,
=12÷,
=16; (44)÷÷
,
=××, =,
(45)÷0.2×, =÷×, =×5×, =××5, =. (46)×16×, =××16, =3×16, =48; (47)31×
,
=(30+1)×, =30×+1×, =7+, =; (48)××,
=
,
=;
(49)×(﹣
×
),
=×(
),
=
,
=
;
(50)×34×7×
,
=(7)×(34×
),
=1×4, =4;
(51)
×48,
=471, =6, =6. (52)×× =, =; (53)×÷ =, =; (54)÷× =×, =×, =; (55)÷×, =
×
×
,
=;
(56)
,
=
×(47+1),
=
+
,
=6+
,
=6
;
(57)×
×,
=,
=
,
=;
(58)××,
=,
=,
=.
(59),=,
=;
(60)÷÷4,
=4,
=;
(61)÷5×,
=,
=;
(62)
,
=, =. (63)×21×, =, =; ()÷0.6×, =××, =; (65)×× =×, =;
(66)××
=;
(67)÷÷
=÷÷,
=÷,
=1;
(68)××=;
(69)
×
÷
=÷
,
=1
.
(70)35÷(÷),
=35÷(×),
=35÷
,
=35×, =;
(71)×÷, =××, =. (72)÷×, =××, =. (73)50×÷×,=50××500×, =1; (74)98×
,
=(97+1)×
,
=97×
+1×
,
=2+
,
=2
;
(75)35÷(÷),
=35÷
,
=
;
(76)
×
×
=
;
(77)
×
×39×55=150;(78)
×(26×
),
=
×26×
,
=6;
(79)
×
×13×11,
=(×11)×(×13),
=10×1, =10;
(80)99×,
=(98+1)×,
=98×+1×,
=5+,
=5.
(81)78×,
=78×(1﹣),
=78×1﹣78×, =78﹣13, =65; (82)
,
=×(26×),
=×2,
=.
(83)÷×
=××,
=;
(84)÷0.375×,
=××,
=,
=.
(85)×
×=;
(86)××17=5; (87)××=; (88)×86, =×(85+1), =×85+, =3+, =3; ()÷14÷, =×, =; (90)×÷, =×,
=;
(91)÷÷
,
=××
,
=×,
=3; (92)
×25×40×
,
=(40)×(25×), =22×9, =198.
(93)×÷
═1.5.
(94)×÷×=, (95)×÷=,
(96)×10×,
=15×, =3×8, =24;
(97)×÷, =, =; (98)÷2÷, =, =; (99), =, =0.3; (100)
,
=4
,
=5;
(101)
,=
,
=
;
(102)
,
=, =
(103)
,=, =1; (104)9÷, =9×
×,
=,
=5;
(105),
=×,
=;
(106),=×(×),
=6,
=.
(107)×8÷,
=
,
=2.5;
(108)÷÷,
=
,
=; (109)××,
=
,
=.
(110)12÷×,
=12××,
=;
(111)×÷,
=××,
=;
(112)÷
×
,
=×
×
,
=;
(113)÷3÷,
=××,
=
.
(114)
,=,
=15. (115)
×21×
,
=,
=1; (116)
÷
×,
=
,
=
,
=
;
(117)(﹣)÷
,
=(﹣)×
,
=×﹣×
,
=4﹣2, =2. (118)
,
=
(
),
=,
=4; (119)
,
=(),
=
,
=
;
(120)
,
=(
)×,
=
,
=
;
(121)
,
=
,
=
.
(122)
×
×
,
=
,
=
;
=2
.
(123)18÷12×2÷
,=18×
×
×21,
=66;
(124)2.4×2
×
,
=2.4××
,
=0.8;
(125)1÷(3÷1),
=1÷3,
=.
(126)
,=10
,
=7×, =4.
(127)÷×,
=
×,
=
; (128)÷(÷
),
=÷
,
=
; (129)×18×,
=4×,
=3; (130)15
,
=
×,
=10; (131)
,=
,
=
,
=;
(132)3×
,
=
,
=3;
(133)
,
=
,
=; (134)
,
=
,
=.
(135)
×
,
=×,
=;
(136)÷
=××,
=;
(137)36÷(÷)
=36÷(×10), =36÷6, =6; (138)÷
×
.
=××,
=
.