《=分数乘除法简便运算100题(有答案)ok-分数乘除法100道.doc》由会员分享,可在线阅读,更多相关《=分数乘除法简便运算100题(有答案)ok-分数乘除法100道.doc(41页珍藏版)》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date=分数乘除法简便运算100题(有答案)ok-分数乘除法100道=分数乘除法简便运算100题(有答案)ok-分数乘除法100道 分数乘除法简便运算100题(有答案)(1)(+)3 9 (2)(- ) (3) (7 - ) (4) + (5)+ (6) - (7) 6 - 6 (8)+(9) 37 (10) 24 (11) + - (12)101- (13) (14) 9
2、9 + (15) ( + )7 9 (16)325 (17) 36 (18) ( - ) (19)26 (20)32 (21) (22) (23) (24) (25) (26) (27)- - (28) (29) (30)(15) (31) (32)254(33)54(- ) (34)(35) (36) (37) (38) (39) (40) (41) (42) (43) (44) 6.83.2 (45) 101 (46) 15 (47)88 (48) (49)( 90) (50)+ (51)+ (52)18(+) (53)7+5 (54)()(24) (55)(+) (56)(+)(57)
3、(58)3 (59) (60) (61) (3217) (62)(25) (63) (64) (65) (66) (2121) (67)(99)9 (68) () (69)()30 (70) (71) 5841(72) (73) (74) () (75) 153 0.653(76)() (77)() (78) ()1511 (79)(80) 46 (81) 2008 (82) (83) (84)36 (85) (86) 101- (87) (88) (89)17 (90)2006(91)37 (92)2004(93)73 (94) 16641 (95)39 + 25 + (96)1(2 - )
4、+ 15 (97)20002000 (98) (99)325 + 37.96 (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(11)+ - = (12)101- =70 (14) =0 (14) 99 + =60 (16) ( + )7 9=92 (16)325=95 (17) 36 (18) ( - )=1 =(35+1) = 34(19)26 (20)32 =(
5、25+) =(30+) =5 =27(21) = (22) =7 (23)= (24)=5 (25) =12 (26)= (27)- - =0 (28) =37 (29) = (30)(15) = (32) = (32)254= 103 (33)54(- )=3 (34)=109(36) =0 (36) =19 (38) =58 (38) =7 (39) = (40) =750(41) =64 (42) =5 (43) =60(44) 6.83.2 =2 (45) 101 =16 (46) 15 =10 (47)88=1(48) = (49)( 90) = 1 (50)+=(51)+= (52
6、)18(+)=23(53)7+5 =8 (54)()(24)=1(55)(+)= (56)(+)=3(57) = (58)3 =1000(59) = (60) =1(61)(3217)=60 (62)(25)=103 (63) =(64) =20 (65) =0(66)(2121) = (67)(99)9 =11 (68)() = (69)()30 =49 (70) = (71) 5841=12.5(72)= (73) = (74) ()】= 4 (75) 153 0.653=60(76)()= (77)() =(78) ()1511 =67 (79)=3(80) 46=44 (81) 200
7、8=2006 (82) = (83) =(84)36= (85)= (86) 101- =28 (87) =(88) = (89)17 = 9 (90)2006 =2006 =(2007-1) =2007-1 =2008- =2006(91)37 (92)2004=(1-)37 = (2003+1)= 137 - 37 = 2003 + 1= 36 =67(93)73 = (72 + ) = 72 + = 9(94) 16641 = (164 + ) = 164 + = 4(95)39 + 25 + = 13 + 25 + = (13 + 25 + 2)= 40 = 30(96)1(2 - )+ 15 = 1 + 15= (1 + 15)= 21(97)20002000 = 2000 = 2000 = (98) = = = 1(99)325 + 37.96 = 325 + (25+12.5)6 = 325 + 256 + 12.56 = (3.6+6.4)25.4 + 12.580.8 = 254 + 80 = 334(100)(9+7)(+)= (+)(+)= 65(+)5(+)= 655= 13-