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课后练习题小数加减法专项练习200题有答案有演算.doc

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    • 小数加减法专项练习200题(有答案) 第 31 页 共 31 页 小数加减法-- (1)7.4+12.86(2)20﹣5.674(3)141.2﹣48.98(4)102+4.36(5)32.15﹣27.45(6)12.9+5.01(7)29.46﹣(9.46+3.8)(8)15.75+0.65﹣2.75+3.35(9)65.71﹣4.99(10)12.42+0.48(11)0.56+11.534(12)44﹣22.13(13)91﹣22.035(14)52.6+21.237(15)9.15﹣2.18(16)3.85﹣1.5+1.32,(17)15.4+6.87(18)3.56+27.84(19)100﹣82.13=17.87(20)123.56﹣47.9+51.7(21)2.7+3.1+2.9+3.2,(22)28.42+19.48(23)42.56+3.124(24)81﹣30.75(25)15.6十0.237(26)148.2﹣25.62﹣24.38(27)4.52﹣0.74﹣0.26(28)0.42+5.4+1.58+2.6(29)5.9+28.65﹣16.57 (30)57.5﹣3.25﹣16.75,(31)6.02+3.6+1.98(32)1.29+3.7+2.71+6.3(33)3.07﹣0.38﹣1.62(34)3.25+1.79﹣0.59+1.75(35)7.5+4.9﹣6.1(36)14.8+7.9﹣4.8(37)2.608+2.84(38)6.07﹣3.869(39)1.5﹣0.306(40)76.8+26.82(41)102.07﹣37.257(42)48.64+18.6(43)54.75﹣5.25﹣14.75, (44)4.68+14.79+5.32﹣10.79, (45)48.9﹣12.7﹣0.3,(46)56.4﹣39.7+24.3,(47)3.6﹣2.8+3.4﹣7.2,(48)3.67+18.5+6.33,(49)120﹣17.83﹣2.17,(50)17.17﹣6.8﹣3.2﹣6.17(51)73.8﹣1.64﹣13.8﹣5.36(52)6.75﹣(0.9+3.75)(53)27.38﹣5.34+2.62﹣4.66 (54)35.72﹣4.9﹣(5.72+5.1)(55)0.73﹣0.25﹣0.73+0.25 (56)5.3+0.1+5.3﹣0.1 (57)12.7﹣4.8﹣5.2.(58)23.25﹣6.75﹣3.25(59)4.58+2.39+(5.42+7.61)(60)9.05﹣3.86﹣3.14(61)20﹣9.18﹣0.82(62)6.53﹣(1.53+2.6)(63)5.52﹣1.074﹣0.926(64)4.21+1.04+0.79(65)1.36+4.85+2.64+6.15(66)83.7﹣12.83﹣0.17(67)4.32+5.43+6.68(68)17.17﹣6.8﹣3.2,(69)1+12.7+5.9+17.3(70)270﹣42.5﹣17.5(71)15.68﹣(7.78﹣4.32)﹣2.32,(72)0.9+9.9+99.9+999.9,(73)25.46﹣8.23﹣1.76,(74)9.4+0.3﹣6.4,(75)15.25+4.72+4.75+5.28,(76)34.823﹣(4.82+15.2),(77)12.7﹣4.8﹣5.2,(78)3.1+25.78+6.9,(79)73.8﹣1.64﹣13.8﹣5.36,(80)2.15+8.73+1.27+7.85(81)11.87﹣(8.2+1.87),(82)5.42﹣3.87﹣1.13,(83)4.38﹣1.56+0.62﹣0.44,(84)46.7﹣15.03﹣4.97(85)4.52+0.61+1.39+6.48(86)4.27﹣(1.96﹣1.73)(87)7.27﹣(1.98+0.27),(88)13.7+8.65﹣9.628,(89)12.8﹣(4.38+1.614)(90)15.17﹣(3.6+4.9),(91)35.6+(12.6﹣4.4),(92)16.4+3.5+83.6+166.5 (93)4.65﹣2.55﹣1.45,(94)1.28+0.86+38.72,(95)25.74﹣3.57﹣6.43,(96)14.5﹣4.68﹣5.32,(97)0.485+0.64+3.36,(98)72.51﹣9.34﹣12.66,(99)14.02﹣4.5+0.98,(100)5.76+2.43+0.24+10.57,(101)9.28﹣(3.28+2.55),(102)9.5+4.85﹣6.13,(103)10.75﹣1.86﹣2.75﹣3.16,(104)1.3+0.94+0.06+7.7,(105)4.45+0.63+5.55,(106)45.5﹣(0.98+5.5),(107)0.96﹣0.28+0.04﹣0.72,(108)12.7+12.5+0.5,(109)0.6+0.94﹣0.208,(110)27.73﹣(4.73﹣1.85),(111)3.84+[26.5﹣(20﹣8.6)],(112)7.38﹣5.14+3.62﹣2.86,(113)5.86+13.08﹣9.27,(114)25.4﹣(15.4﹣6.4),(115)47.23﹣7.23﹣5.89,(116)4.45+0.63+5.55,(117)5.28﹣(2.9+1.28),(118)5.25+7.86﹣2.86+4.75,(119)0.96﹣0.28+0.04﹣0.72,(120)9.42+7.39+1.58,(121)18.4﹣1.6﹣5.4,(122)75.7+39.4﹣23.86,(123)21.21+38.38﹣9.79,(124)47.28+1.39+52.72,(125)2.45﹣1.68+1.54,(126)15﹣8.13﹣1.87,(127)5.14+3.225﹣6.302,(128)3.95+5.36﹣1.95,(129)13.67﹣(5.45+3.67),(130)4.26+5.48﹣1.26+4.52,(131)14.67+25.91+15.33+4.09,(132)10.75﹣(2.4﹣0.86),(133)9.61﹣4.38+0.35,(134)3.87+4.92+1.13,(135)46.24﹣8.66﹣1.34,(136)21.9﹣9.22﹣0.78+8.1,(137)35.47+39.88﹣12.37,(138)93.21﹣5.99﹣14.01,(139)15.37+28.94+4.63+1.06,(140)42.37﹣(12.37﹣9.78),(141)38.78﹣19.59+41.22﹣30.41,(142)1.9+19.9+199.9+0.3(143)429+31.1+2.04,(144)100﹣27.2﹣42.8,(145)9﹣(3.02+1.25),(146)1.8﹣1.57+0.2,(147)5.03﹣2.5+0.96,(148)35.72﹣(5.9+5.72),(149)25﹣4.7+5.3,(150)1.3+2.83+8.7+0.17,(151)2.47﹣2.2﹣3.8+7.53,(152)6.89+4.7+2.11+5.3,(153)7.46﹣2.37﹣1.63,(154)14﹣(3.65+0.24),(155)70.8﹣1.25﹣1.75,(156)5.81+8.3+4.19+11.7,(157)4.2+7.64+5.8+2.36,(158)14.28﹣2.63﹣7.37,(159)6.8+5.26+3.74+3.2,(160)6.21﹣3.8+2.2,(161)6.03+3.7+2.97,(162)17.43﹣6.57﹣2.43,(163)20.47﹣(1.47+6.8),(164)13.26+4.71+3.47+5.29,(165)22.74+8.68﹣13.74,(166)12.56﹣6.64﹣3.36,(167)45.5﹣(0.98+5.5),(168)13.6+7.94+6.4,(169)15.19+3.36+4.64+4.81,(170)4.7+7.69+5.3+2.31,(171)53.78﹣13.6﹣37.4+6.22,(172)60﹣(21.5﹣8.8)+7.3,(173)9.5+4.85﹣6.13,(174)75.8﹣(15.3﹣4.8), (175)51.27﹣8.66﹣1.34,(176)28.4﹣3.96﹣1.04+4.6,(177)70.8﹣7.25﹣1.75(178)5.81+8.3+4.19+11.7(179)794﹣198,(180)6756﹣193﹣207,(181)0.9+1.08+0.92+0.1,(182)13.59﹣6.91﹣0.09, (183)4.58+3.38+(5.48+6.62)(184)73.75﹣(4.3+8.75)(185)5﹣(4.19﹣2.83),(186)1.39+0.72+0.61+3.28,(187)8﹣3.7﹣6.3,(188)8.28﹣(1.28+3.7),(189)15.37﹣7.59+5.73﹣12.41,(190)11.72﹣7.85﹣(1.26+0.46),(191)15.37+28.44+12.56,(192)12.64﹣(3.96+4.64),(193)36.26﹣4.78+3.74,(194)7.34+7.57+12.66+6.43,(195)78.65﹣23.12﹣14.88,(195)4.58+2.39+(5.42+7.61),(196)8.27+5.84+1.73+2.16,(197)18.51﹣9.08﹣0.92,.(198)0.09+0.6+5.91+3.4,(199)7.85+6.76+2.15(200)18.43﹣3.76﹣7.24(201)21.65+(4.8﹣3.65)(202)9.64﹣(4.64﹣1.23)(203)2.7+17.6+3.3﹣5.6(204)9.87﹣3.5+2.13﹣8.5(205)5.64+4.97+0.03,(206)10.93﹣3.74﹣4.26,(207)10﹣6.8﹣3.2,(208)5.81+8.3+4.19+11.7,(209)3.78﹣1.46+1.54,(210)8.45﹣(5.45+2.98);,(211)3.01+8.2+6.99+1.8,(212)4.3﹣(5.98﹣5.7),(213)5.52﹣0.55﹣0.45,(214)19.6﹣26.72+80.4﹣3.28,(215)27.5﹣10.8﹣0.2,(216)43.5+18﹣13.5,(。

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