分数乘除法简便运算100题(有答案)
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⎫ ⎝⎛+÷5121101分数乘除法简便运算100题
(1)(错误!+错误!)×3 ×9 (2)(错误!- 错误!)× 错误! (3) 错误!×(7 - 错误!)
(4) 错误!×错误!+ 错误!× 错误! (5)错误!×错误!+错误!× 错误! (6) 6
13 ×错误!- 错误!× 错误!
(7) \F(7,12) ×6 - 错误!× 6 (8)错误!+错误!×错误!+错误!×错误! (9) 37× 错误! (10)
6
25
× 24 (11)\f (15,21) ×\f(3,4) + \f(10,21) ×\f(3,4) - 错误! (12)错误!×101- 错误!
(13) \f (8,9) ×8
9 —错误!×错误! (14) 错误!× 99 + 错误! (1
5) ( \f(4,7) + 8
9 )×7 ×9
(16)34
5 ×25 (17) 36×错误! (18) ( 错误!- 错误!)
×\f(18,5)
(19)26错误!× 错误! (20)32错误!×错误! (21)
5
7535÷⎪⎭⎫ ⎝⎛
+
(22) (23)87748773÷+÷ (24)
91929197÷-÷ (25)
⎪⎭⎫ ⎝⎛+⨯652053 (26)12
5
9412595÷+÷ (27)38 - 错误!×错误!
- 错误!×错误!
(28)623763⨯ (29) 31÷76+32÷7
6
(30)错误!×(15×错误!)
(31)错误!×错误!×错误! (32)25错误!×4 (33)54×(错误!- \f(5,6) )
(34)7212451871211÷⎪⎭⎫ ⎝⎛++(35)38
31162375.011583÷
-⨯+⨯ (36)1925214251975⨯+⨯+
(37)4818365÷⎪⎭⎫ ⎝⎛+ (38) 241241343651211÷⎪⎭⎫ ⎝⎛-+- (39) 1159251197⨯
+÷
(40)
341574357834265÷
+⨯+÷(41)883
883⨯÷⨯ (42) ⎪⎭⎫ ⎝⎛++÷⎪⎭⎫ ⎝⎛++12191711259575
(43) 6
.035
2444533533-÷+⨯+÷ (44)8×51+51×3.2 (45) 101
×254
(46) 85+85×15 (47)8158
÷8 (48) 31×76+32×76
(49)( 90+881)×891 (50)57×38+58×57 (51)815×516+527÷10
9
(52)18×(49+5
6) (53)23×7+23×5 (54)(16-112)×(24-4
5
)
(55)(57×47+47)÷47 (56)15÷[(23+15
)×1
13] (57) 833×117+114×833
(58)31333×3 (59) 5912512795÷+⨯ (60) 6
5
524532-⨯+
(61) (32×
41+17)÷125 (62)(25+43)÷41+4
1 (63) 2518×169+257
×
169+169
(64))7321495(63-+⨯ (65) 2316]43)3121(85[÷⨯+- (66)(21×73+7
4
×21)×
4
1
(67)(99+
109)÷9 (68) 1514÷[(54+32)×1110] (69)(65+5
4
)×30 (70)65×56-109÷5
9 (71) 81×58+81×41+81 (72)54×74×45-21 (8
0) 46×
45
44
(73)
54×65+52÷53 (74) 5
4
÷[(85-21)÷85] (75) 错误!×153 – 0.6×53 (81)
2008×2006
2007
(76)(错误!+错误!)÷错误!+错误! (77)错误!×[错误!÷(错误!×错误!)] (78) (错误!+错误!)×15×11 (79)39
14
37⨯
(82) 错误!×错误!×错误! (83) 错误!×错误!+错误!× 错误!(84)36×错误! (85)错误!-错误!×错误!
(86) 257×101-25
7
(87) 9
5
739574⨯+⨯ (88) 59 × 34 +错误!× 错误! (89)1
7× 错误!
(91)4544×37 (92)2004×200367
(93)73151×81 (94) 16
620
1
÷41
(95)41×39 + 43×25 + 426×133 (96)1174×(232 - 43)+ 15121 ÷ 2117
(97)2000÷
2000
2001
2000
(98)1994
19921993119941993⨯+-⨯ (99)353×2552 + 37.9×652 (100)(972+792
)
÷(
75+9
5
)
分数乘除法简便运算100题答案
(1)(\F(8,9) +错误!)×3 ×9 =31 (2)(错误!- 错误!)× 错误!=0
(3) 错误!×(7 - 错误!)=18
19
(4) 错误!×错误!+ 错误!× 错误! = 错误!
(5)错误!×错误!+错误!× 错误!=36
11
(6) 错误!×错误!- 错误!× 错误!=
错误!