《六年级分数加减法简便运算.doc》由会员分享,可在线阅读,更多相关《六年级分数加减法简便运算.doc(8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、 分数加减法简便运算专项练习7 / 87(1) +(2) ()(3) (4) ()(5) +(6) +(7) (+)(8) (9) +(10) (11) 999+99+9+(12) +(13) +(14) (1)(15) 2(16) 0.4+(17) (18)(19)(20)(21) +(22) 1(23) +(24)(25)(26) +(27) ()(28) +(29) 3 (30)(31) 4(32) (33) +(+) (34) (+) (35) +(36) +(37) +(38) +(39) +()+(40) 0.58+1.12+(41) 11(42) (43) 3.5(44) +(4
2、5) +(46) (+)(47) +(48) 6(49) +(50) ()(51) +(52) +(53) +(54) +(55) 8(56) +(57) (+)(58) 2(59) +(60) +(61) (+)(62) 1(63) 6 (64) +(65) ()(66) (+)(67) (68) 1()(69) (+) (70) +(71) () (72) +(73) (74) (75) +(76) +(77) +(78) +(79)+2+3,(80)+,(81)+,(82),(83)(+),(84)(85)(86)+,(87),(88)+,(89),(90)(21)(12)(90)(21
3、)(12),(91)19.7643,(92)88+2,(93)2.51.2532,(94)+, (95)(),(96)1,(97)+,(98),(99),(100),(101)16(1000+),(102)2,(103)11+13+15+17+19+21,(104)(105)(106)51.278.661.34 (107)32.5(0.0550)(108)(109)(110)+(111)()(112)(+)(113),(114)(),(115)(),(116)+(117)5+1+3+2+6+4+,(118)+,(119)()(1.375)(120)+(121)+,(122)+,(123)+,(124)+,(125)+,(126)51,(127)+,(128),(129)1,(130),(131)+,(132)()(133)5,(134)(106)8,