分数乘除法简便运算100题有答案.docx
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分数乘除法简便运算100题有答案
分数乘除法简便运算100题
(1)(
+
)×3×9
(2)(
-
)×
(3)
×(7-
)(4)
×
+
×
(5)
×
+
×
(6)
×
-
×
(7)
×6-
×6(8)
+
×
+
×
(9)37×
(10)
×24
(11)
×
+
×
-
(12)
×101-
(13)
×
—
×
(14)
×99+
(15)(
+
)×7×9(16)3
×25
(17)36×
(18)(
-
)×
(19)26
×
(20)32
×
(21)
(22)
(23)
(24)
(25)
(26)
(27)
-
×
-
×
(28)
(29)
÷
+
÷
(30)
×(15×
)
(31)
×
×
(32)25
×4
(33)54×(
-
)(34)
(35)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43)
(44)6.8×
+
×3.2(45)101×
(46)
+
×15(47)8
÷8
(48)
×
+
×
(49)(90+
)×
(50)
×
+
×
(51)
×
+
÷
(52)18×(
+
)
(53)
×7+
×5(54)(
-
)×(24-
)
(55)(
×
+
)÷
(56)
÷[(
+
)×
]
(57)
×
+
×
(58)
×3
(59)
(60)
(61)(32×
+17)÷
(62)(25+
)÷
+
(63)
×
+
×
+
(64)
(65)
(66)(21×
+
×21)×
(67)(99+
)÷9
(68)
÷[(
+
)×
](69)(
+
)×30
(70)
×
-
÷
(71)
×58+
×41+
(72)
×
×
-
(73)
×
+
÷
(74)
÷[(
-
)÷
](75)
×153–0.6×53
(76)(
+
)÷
+
(77)
×[
÷(
×
)]
(78)(
+
)×15×11(79)
(80)46×
(81)2008×
(82)
×
×
(83)
×
+
×
(84)36×
(85)
-
×
(86)
×101-
(87)
(88)
×
+
×
(89)17×
(91)
×37(92)2004×
(93)73
×
(94)166
÷41
(95)
×39+
×25+
×
(96)1
×(2
-
)+15
÷
(97)2000÷2000
(98)
(99)3
×25
+37.9×6
(100)(9
+7
)÷(
+
)
分数乘除法简便运算100题答案
(1)(
+
)×3×9=31
(2)(
-
)×
=0
(3)
×(7-
)=
(4)
×
+
×
=
(5)
×
+
×
=
(6)
×
-
×
=
(7)
×6-
×6=1(8)
+
×
+
×
=
(9)37×
=3
(10)
×24
=
×(25-1)
=5
(12)
×
+
×
-
=
(12)
×101-
=70
(14)
×
—
×
=0(14)
×99+
=60
(16)(
+
)×7×9=92(16)3
×25=95
(17)36×
(18)(
-
)×
=1
=(35+1)×
=34
(19)26
×
(20)32
×
=(25+
)×
=(30+
)×
=5
=27
(21)
=
(22)
=7
(23)
=
(24)
=5
(25)
=12
(26)
=
(27)
-
×
-
×
=0(28)
=37
(29)
÷
+
÷
=
(30)
×(15×
)=
(32)
×
×
=
(32)25
×4=103
(33)54×(
-
)=3(34)
=109
(36)
=0(36)
=19
(38)
=58(38)
=7
(39)
=
(40)
=750
(42)
=64(42)
=5
(43)
=60
(45)6.8×
+
×3.2=2(45)101×
=16
(46)
+
×15=10(47)8
÷8=1
(48)
×
+
×
=
(49)(90+
)×
=1
(50)
×
+
×
=
(51)
×
+
÷
=
(52)18×(
+
)=23
(53)
×7+
×5=8(54)(
-
)×(24-
)=1
(55)(
×
+
)÷
=
(56)
÷[(
+
)×
]=3
(57)
×
+
×
=
(58)
×3=1000
(59)
=
(60)
=1
(62)(32×
+17)÷
=60(62)(25+
)÷
+
=103
(63)
×
+
×
+
=
(64)
=20(65)
=0
(67)(21×
+
×21)×
=
(67)(99+
)÷9=11
(69)
÷[(
+
)×
]=
(69)(
+
)×30=49
(70)
×
-
÷
=
(71)
×58+
×41+
=12.5
(73)
×
×
-
=
(73)
×
+
÷
=
(74)
÷[(
-
)÷
】=4(75)
×153–0.6×53=60
(76)(
+
)÷
+
=
(77)
×[
÷(
×
)]=
(78)(
+
)×15×11=67(79)
=3
(80)46×
=44
(81)2008×
=2006
(82)
×
×
=
(83)
×
+
×
=
(84)36×
=
(85)
-
×
=
(86)
×101-
=28(87)
=
(88)
×
+
×
=
(89)17×
=9
(91)
×37(92)2004×
=(1-
)×37=(2003+1)×
=1×37-
×37=2003×
+1×
=36
=67
(93)73
×
=(72+
)×
=72×
+
×
=9
(94)166
÷41
=(164+
)×
=164×
+
×
=4
(95)
×39+
×25+
×
=
×13+
×25+
×
=
×(13+25+2)
=
×40
=30
(96)1
×(2
-
)+15
÷
=
×1
+15
×
=
×(1
+15
)
=21
(97)2000÷2000
=2000÷
=2000÷
=
(98)
=
=
=1
(99)3
×25
+37.9×6
=3
×25
+(25
+12.5)×6
=3
×25
+25
×6
+12.5×6
=(3.6+6.4)×25.4+12.5×8×0.8
=254+80
=334
(100)(9
+7
)÷(
+
)
=(
+
)÷(
+
)
=[65×(
+
)]÷[5×(
+
)]
=65÷5
=13