分数乘除法专项练习138题(有答案过程)ok

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2021年01月03日 08:28
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2021年1月3日发(作者:郝柏林)




分数乘除法专项练习138题(有答案)


(1)××,

(2)×22×,

(3)10××,

(4),

(5),

(6),

(7)

(8)×2.96÷2÷(1×1.48)×4,

(9),


(10)÷×,

(11),

(12)÷×,

(13)87×,

(14)×÷,

(15)×÷×,
(16)××18×
(17)7×13×(﹣)
(18)×40
(19)×13×30
1



(20)××,
(21)÷×,
(22)×[0.5÷(×)],
(23)××,
(24)÷,
(25)÷6×,
(26)×÷,
(27)÷×,
(28)×4÷,
(29)÷÷,
(30)÷×,
(31)×[÷(×)],
分数乘除法----
(32)÷÷,
(33)(+)÷,
(34)÷0.2×,
(35)×÷,
(36)24××,
(37)÷×,
(38)36×(+),
(39)+×,
(40)÷(÷),
(41)28×+28×,

(42)×÷,
2



(43)÷÷,
(44)÷÷,
(45)÷0.2×,
(46)×16×,
(47)31×,
(48)××,
(49)×(﹣×),
(50)×34×7×,
(51)×48,
(52)××
(53)×÷
(54)÷×
分数乘除法----
(55)÷×,
(56),
(57)××,
(58)××,
(59),
(60)÷÷4,
(61)÷5×,
(62),
(63)×21×,
(64)÷0.6×,
(65)××
(66)××
3




(67)÷÷
(68)××
(69)×÷
(70)35÷(÷),
(71)×÷,
(72)÷×,
(73)50×÷×,
(74)98×,
(75)35÷(÷),
(76)××
(77)××39×55
(78)×(26×),
分数乘除法----

(79)××13×11,

(80)99×,

(81)78×,

(82),

(83)÷×

(84)÷0.375×,

(85)××

(86)××17

××
(87)

4




(88)×86,

(89)÷14÷,

(90)×÷,

(91)÷÷,

(92)×25×40×,

×÷
(93)

×÷×
(94)

(95)×÷

(96)×10×,

(97)×÷,

分数乘除法----
(98)÷2÷,

(99),

(100),

(101),

(102),

(103) ,

(104)9÷,

(105),


(106),

5







(107)×8÷,

(108)÷÷,

(109)××,

(110)12÷×,

(111)×÷,

(112)÷×,

(113)÷3÷,

(114),

(115)×21×,

(116)÷×,

分数乘除法----
(117)(﹣)÷,


(118),

(119),

(120),

(121),

(122)××,

(123)18÷12×2÷,

(124)2.4×2×,

(125)1÷(3÷1),

6





(126),

(127)÷×,

(128)÷(÷),

(129)×18×,

(130)15,

(131),

(132)3×,








分数乘除法----

(133),

(134),

(135)×,

(136)÷

(137)36÷(÷)

(138)÷×.

7



参考答案:

(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;
分数乘除法----
8

(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×,
=×,
分数乘除法----
9

=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)÷×,
分数乘除法----
10

=××,
=;
(56),
=×(47+1),
=+,
=6+,
=6;
(57)××,
=,
=,
=;
(58)××,
=,
=,
=.
(59),
=,
=;
(60)÷÷4,
=4,
=;
(61)÷5×,
=,
=;



(62),
=,
=.
(63)×21×,
=,
=;
(64)÷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;

分数乘除法----
11

(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;
(89)÷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÷,
分数乘除法----
12

=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×,
分数乘除法----
13

=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)÷×.
=××,
=.

分数乘除法----
14

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