小数加减法专项练习题有答案ok

(43)小数加减法专项练习200题(有答案)ok9)65.71-4.9918)3.56+27.84小数加减法---PAGE\*MERGEFORMAT#9)65.71-4.9918)3.56+27.84小数加减法---PAGE\*MERGEFORMAT#小数加减法专项练习200题（有答案）1)7.4+12.8610)12.42+0.48(2)20-5.67411)0.56+11.534(3)141.2-48.9812)44-22.134)102+4.3613)91-22.0355)32.15-27.4514)52.6+21.2376)12.9+5.0115)9.15-2.187)29.46-(9.46+3.8)16)3.85-1.5+1.32，8)15.75+0.65-2.75+3.3517)15.4+6.87小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#19）20）21）22）23）24）25）26）27）28）100-82.13=17.87（29）5.9+28.65-16.57123.56-47.9+51.7（30）57.5-3.25-16.75，2.7+3.1+2.9+3.2，（31）6.02+3.6+1.9828.42+19.48（32）1.29+3.7+2.71+6.342.56+3.124（33）3.07-0.38-1.6281-30.75（34）3.25+1.79-0.59+1.7515.6十0.237（35）7.5+4.9-6.1148.2-25.62-24.38（36）14.8+7.9-4.84.52-0.74-0.26（37）2.608+2.840.42+5.4+1.58+2.6（38）6.07-3.869(48)3.67+18.5+6.33,(58)23.25・6.75・3.25小数加减法4(48)3.67+18.5+6.33,(58)23.25・6.75・3.25小数加减法4(39)1.5・0.306(49)120-17.83-2.17,(40)76.8+26.82(50)17.17-6.8-3.2-6.17(41)102.07-37.257(51)73.8-1.64-13.8-5.36(42)48.64+18.6(52)6.75-(0.9+3.75)(43)54.75-5.25-14.75,27.38-5.34+2.62-4.66(44)4.68+14.79+5.32・10.79,35.72・4.9・(5.72+5.1)(45)48.9-12.7・0・3,0.73-0.25-0.73+0.25(46)56.4-39.7+24.3,5.3+0.1+5.3-0.1(47)3.6・2.8+3.4・7.2,12.7・4.8・5.2.69）1+12.7+PAGE\*MERGEFORMAT#.9+17.369）1+12.7+PAGE\*MERGEFORMAT#.9+17.3小数加减法---PAGE\*MERGEFORMAT#小数加减法---PAGE\*MERGEFORMAT#59）60）61）62）63）64）65）66）67）68）4.58+2.39+（5.42+7.61）9.05-3.86-3.14（70）270-42.5-17.520-9.18-0.82（71）15.68-（7.78-4.32）-2.326.53-（1.53+2.6）（72）0.9+9.9+99.9+999.9，5.52-1.074-0.926（73）25.46-8.23-1.76，4.21+1.04+0.79（74）9.4+0.3-6.4，1.36+4.85+2.64+6.15（75）15.25+4.72+4.75+5.28，83.7-12.83-0.17（76）34.823-（4.82+15.2），4.32+5.43+6.68（77）12.7-4.8-5.2，17.17-6.8-3.2，（78）3.1+25.78+6.9，73.8・1.64・13.8・5.36,(89)12.8-C4.38+1.614)73.8・1.64・13.8・5.36,(89)12.8-C4.38+1.614)13.7+8.65-9.628,(98)72.51-9.34-12.66,小数加减法--PAGE\*MERGEFORMAT#13.7+8.65-9.628,(98)72.51-9.34-12.66,小数加减法--PAGE\*MERGEFORMAT#2.15+8.73+1.27+7.8590)15.17-(3.6+4.9),11.87-(8.2+1.87),91)35.6+(12.6-4.4),79)80)81)82)83)84)85)86)87)88)5.42-3.87-1.13,16.4+3.5+83.6+166.54.38-1.56+0.62-0.44，4.65-2.55-1.45,46.7-15.03-4.971.28+0.86+38.72,4.52+0.61+1.39+6.4895)25.74-3.57-6.43,4.27-(1.96-1.73)96)14.5-4.68-5.32,7.27-(1.98+0.27),97)0.485+0.64+3.36,0.96-0.28+0.04-0.72,(129)13・67・(5.45+3.67),0.96-0.28+0.04-0.72,(129)13・67・(5.45+3.67),(99)14.02-4.5+0.98,109)0.6+0.94-0.208,小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#100)101)102)103)104)105)106)107)108)5.76+2.43+0.24+10.57,(110)27.73-(4.73-1.85)，9・28-(3.28+2.55),(111)3.84+[26.5-(20-8.6)]9.5+4.85-6.13,(112)7.38-5.14+3.62-2.86，10.75-1.86-2.75-3.16，(113)5.86+13.08-9.27，1.3+0.94+0.06+7.7，(114)25.4-(15.4-6.4)，4.45+0.63+5.55，(115)47.23-7.23-5.89，45.5-(0.98+5.5)，(116)4.45+0.63+5.55，0.96-0.28+0.04-0.72，(117)5.28-(2.9+1.28)，12.7+12.5+0.5，(118)5.25+7.86-2.86+4.75，9.42+7.39+1.58,(130)4.26+5.48-1.26+4.52,18.4・1.6・5・4,(131)14.67+25.91+15.33+4.0975.7+39.4-23.86,(132)10.75-(2.4-0.86),21.21+38.38・9.79,(133)9.61-4.38+0.35,47.28+1.39+52.72,(134)3.87+4.92+1.13,2.45-1.68+1.54,(135)46.24-8.66-1.34,15-8.13-1.87,(136)21.9-9.22-0.78+8.1,5.14+3.225-6.302,(137)35.47+39.88-12.37,3.95+5.36-1.95,(138)93.21-5.99-14.01,119)120)121)122)123)124)125)126)127)128)35.72-(5.9+5.72),158)14.28-2.63-7.37,小数加减法--PAGE\*MERGEFORMAT#35.72-(5.9+5.72),158)14.28-2.63-7.37,小数加减法--PAGE\*MERGEFORMAT#15.37+28.94+4.63+1.06，(149)25-4.7+5.3,139)140)141)142)143)144)145)146)147)148)42.37-(12.37-9.78),150)1.3+2.83+8.7+0.17,38.78-19.59+41.22-30.41,151)2.47-2.2-3.8+7.53,1.9+19.9+199.9+0.3152)6.89+4.7+2.11+5.3,429+31.1+2.04,153)7.46-2.37-1.63,100-27.2-42.8,154)14-(3.65+0.24),9-(3.02+1.25),155)70.8-1.25-1.75,1.8-1.57+0.2,156)5.81+8.3+4.19+11.7,5.03-2.5+0.96,157)4.2+7.64+5.8+2.36,13.6+7.94+6.4,178)5.81+8.3+4.19+11.7小数加减法--PAGE\*MERGEFORMAT#13.6+7.94+6.4,178)5.81+8.3+4.19+11.7小数加减法--PAGE\*MERGEFORMAT#6.8+5.26+3.74+3.2，6.21-3.8+2.2,6.03+3.7+2.97，17.43-6.57-2.43,169)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)+7.3,159)160)161)162)163)164)165)166)167)168)20.47-(1.47+6.8),173)9.5+4.85-6.13,13.26+4.71+3.47+5.29,174)75.8-(15.3-4.8),22.74+8.68-13.74,175)51.27-8.66-1.34,12.56-6.64-3.36,176)28.4-3.96-1.04+4.6,45.5-(0.98+5.5),177)70.8-7.25-1.7510・6.8・3・2,(217)63.5-(43.5+20),小数加减法--PAGE\*MERGEFORMAT#10・6.8・3・2,(217)63.5-(43.5+20),小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#179)180)181)182)183)184)185)186)187)188)794-198,(189)15.37-7.59+5・73・12.41,6756-193-207,(190)11.72-7.85-(1.26+0.46),0.9+1.08+0.92+0.1,(191)15.37+28.44+12.56,13.59-6.91-0.09,(192)12.64-(3.96+4.64),4.58+3.38+(5.48+6.62)(193)36.26-4.78+3.74,73.75-(4.3+8.75)(194)7.34+7.57+12.66+6.43,5-(4.19-2.83),(195)78.65-23.12-14.88,1.39+0.72+0.61+3.28,(195)4.58+2.39+(5.42+7.61),8-3.7-6.3,(196)8.27+5.84+1.73+2.16,8.28-(1.28+3.7),(197)18.51-9.08-0.92,．0.09+0.6+5.91+3.4,(208)5.81+8.3+4.19+11.7,7.85+6.76+2.15(209)3.78-1.46+1.54,18.43-3.76-7.24(210)8.45-(5.45+2.98)；,21.65+(4.8-3.65)(211)3.01+8.2+6.99+1.8,9.64-(4.64-1.23)(212)4.3-(5.98-5.7),2.7+17.6+3.3-5.6(213)5.52-0.55-0.45,9.87-3.5+2.13-8.5(214)19.6-26.72+80.4-3.285.64+4.97+0.03,(215)27.5-10.8-0.2,10.93-3.74-4.26,(216)43.5+18-13.5,198)199)200)201)202)203)204)205)206)207)=13+4,=17；小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#(218)75.36-24.9+24.64・25・1,(224)10・4.44・5.56,(219)12.56-6.64-3.36,225)32.63+7.89-6.4,(220)45.5-(0.98+5・5),226)3.97+0.7-1.32,221)6+7.94+6.4,227)30-(3.8+0.75),222)5.41+3.46-2.46,228)75.6-(14.3-8.3),223)2.03-0.18-2.82+7.97,65.71-4.99,=65.71-(5-0.01),=65.71-5+0.01,=60.71+0.01,=60.72；12.42+0.48=12.9,0.56+11.534=12.09444-22.13=21.87,44-22.1321.S791-22.035=68.965,91-22.03568.96E52.6+21.237=73.837,52.6+21.23773.8379.15-2.18=6.97・9.15-2.186.973.85-1.5+1.32,=2.35+1.32,=3.67；15・4+6・87=22・275.4十6.S72.27验算：2.27-15.46.S73.56+27.84=31・43.56+27.S41.40验算：31.4-27.843.56100-82.13=17.871oo-S2.1317.87参考答案：7.4+12.86=20.26；7.4-L2.8S20.2S20・5・674=14.326；20-5.67414.326~141.2-48.98=92.22；141.2-4S.9892.22-102+4.36=106.36；102-4.36106.36-32.15-27.45=4.7；32.15-2745斗V验算：27.45-4.732.1512.9+5.01=17.91；L2.9-5.01L7.91验算：17.91-12$29.46-(9.46+3・8),=29.46-9.46-3.8,=20-3.8，=16.2；15.75+0.65-2.75+3.35,=(15.75-2.75)+(0.65+3.35),验算：7.07+S2.13100.00123.56・47・9+51.7=127.36123.56-47.975.66十51.7127.36验算：127.36-51.775.66十47.923.5e2.7+3.1+2.9+3.2,=2.7+(3.1+2.9)+3・2,=2・7+6+3・2,=11.9.28.42+19.48=47.98.42+19.4E4T.90验算：47.9-28.4219.4342.56+3.124=45.68442.56+3.12445.63i验算：45.984-3.1242.56081-30.75=50.2501-30.755Q.25验算：50.25+30.7581.0015.6十0.237=15.83715.&■+0.237验算：15.S37-15.60.237148.2-25.62-24.38=148.2-(25.62+24.38),=148.2-50,=98.2.4.52-0.74-0.26=4.52-(0.74+0.26)=4.52-1=3.52；0.42+5.4+1.58+2.6=(0.42+1.58)+(5.4+2.6)=2+8=10；5.9+28.65-16.57=17.98；28.65+5.94.55-16.5717.9857.5-3.25-16.75,=57.5-(3.25+16.75),=57・5-20,=37.5；6.02+3.6+1.98=6.02+1.98+3.6,=8+3.6,=11.6；1.29+3.7+2.71+6.3=(1.29+2.71)+(3・7+6・3),=4+10,=14；3.07-0・38-1.62=3・07-(0・38+1.62),=3.07-2,=1.07；3・25+1.79-0.59+1.75=(3.25+1.75)+(1.79-0.59),=5+1.2,=6.2；7.5+4.9-6.1=12.4-6.1,=6.3；14.8+7.9-4.8=10+18.5,=28.5；=10+18.5,=28.5；小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#=14・8-4・8+7・9,=10+7.9=17・92.608+2.84=5・448,2.608+2.S45.4486.07-3.869=2.201,6・07-3.8692.2011.5-0.306=1.194,1.5-0.3061.19476.8+26.82=103.62,76.8+26.S2103.62102.07-37.257=64.813,102.07-37.25764.81348.64+18.6=67.24・48.64+18.667.2454.75-5.25-14.75,=54.75-(14.75+5.25),=54.75-20,=34.75；4.68+14.79+5.32-10.79,=(4.68+5.32)+(14.79-10.79)=10+4,=14；48.9-12.7-0.3,=48.9-(12.7+0.3),=48.9-13,=35.9；56.4-39.7+24.3,120-17.83-2.17,=120-17.83-2.17,=120-(17.83+2.17),=120-20,=100；17.17-6.8-3.2-6.17=(17.17-6.17)-(6・8+3・2),=11-10,=1;73.8-1・64-13.8-5.36=73.8-13.8-(1.64+5.36),=60-7,=53；6.75-(0・9+3・75)=6.75-3.75-0.9,=3-0.9,=2.1；27.38-5.34+2.62-4.66=22.04+2.62-4.66,=24.66-4.66,=20；35・72-4・9-(5・72+5・1)=35・72-(4・9+5.72+5・1),=35.72-15.72,=20；0.73-0.25-0.73+0.25=0.75-0.75-0.25+0.25，=0-0.25+0.25，=0-0，=0；5.3+0.1+5.3-0.1=5.3+5.3+0.1-0.1，=10.6+0.1-0.1，=10.7-0.1，=10.6；12.7-4.8-5.2．=12.7-(4.8+5.2)；=12.7-10，=17-10，=7；(48)3.67+18.5+6.33=(3.67+6.33)+18.5，=2.7．(58)23.25-6.75-3.25=23.25-(6.75+3.25)，=23.25-10，=16.7+24.3，=41；3.6-2.8+3.4-7.2，=(3.6+13.4)-(2.8+7.2)，=13.25．4.58+2.39+(5.42+7.61)=(4.58+5.42)+(2.39+7.61)=10+10，=20；=20-10,=10；=20；=20-10,=10；小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#9.05-3.86-3.14,=9.05-(3.86+3.14),=9.05-7,=2.05；20-9.18-0.82,=20-(9.18+0.82),=20-10,=10．6.53-(1.53+2.6),=6.53-1.53-2.6,=4-2.6,=1.4．5.52-1.074-0.926,=5.52-(1.074+0.926),=5.52-2,=3.52．4.21+1.04+0.79,=4.21+0.79+1.04,=5+1.04,=6.041.36+4.85+2.64+6.15,=(1.36+2.64)+(4.85+6.15),=4+11,=15；83.7-12.83-0.17,=83.7-(12.83+0.17),=83.7-13,=70.7；4.32+5.43+6.68,=4.32+6.68+5.43,=11+5.43,=16.43；17.17-6.8-3.2,=17.17-(6.8+3.2),=17.17-10,=7.17；1+12.7+5.9+17.3=1+(12.7+17.3)+5.9,=1+30+5.9,=36.9；270-42.5-17.5=270-(42.5+17.5),=270-60,=210；15.68-(7.78-4.32)-2.32=15.68-7.78+4.32-2.32,=(15.68+4.32)-(7.78+2.32),0.9+9.9+99.9+999.9,=1-0.1+10-0.1+100-0.1+1000-0.1,=(1+10+100+1000)-(0.1+0.1+0.1+0.1)=1111-0.4,=1110.625.46-8.23-1.76,=25.46-(8.23+1.76),=25.46-9.99=15.45；9.4+0.3-6.4,=(9.4-6.4)+0.3,=3+0.3,=3.3；15.25+4.72+4.75+5.28,=(15.25+4.75)+(4.72+5.28),=20+10,=30；34.823-(4.82+15.2),=34.823-4.82-15.2,=30.003-15.2,=14.803；12.7-4.8-5.2,=12.7-(4.8+5.2),=12.7-10,=2.7；3.1+25.78+6.9,=(3.1+6.9)+25.78,=10+25.78,=35.78；73.8-1.64-13.8-5.36,=(73.8-13.8)-(1.64+5.36),=60-7,=532.15+8.73+1.27+7.85=(2.15+7.85)+(8.73+1.27),=10+10,=20；11.87-(8.2+1.87),=11.87-1.87-8.2,=10-8.2,=1.8；5.42-3.87-1.13,=5.42-5,=0.42；4.38-1.56+0.62-0.44,=(4.38+0.62)-(1.56+0.44),=4.5；=5~2,=3；=4.5；=5~2,=3；小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#46.7・15・03・4.97=46.7-(15.03+4.97),=46.7-20,=26.7；4.52+0.61+1.39+6.48=(4.52+6.48)+(0.61+1.39)=11+2，=13；4.27-(1.96-1.73)=4.27-0.23，=4.04；7.27-(1.98+0.27)，=7.27-0.27-1.98，=7-1.98，=5.02；13.7+8.65-9.628，=22.35-9.628，=12.722；12.8-(4.38+1.614)=12.8-5.994=6.80615.17-(3.6+4.9)，=15.17-8.5，=6.67；35.6+(12.6-4.4)，=35.6+8.2，=43.8；16.4+3.5+83.6+166.5=(16.4+83.6)+(3.5+166.5)=100+170=270；4.65-2.55-1.45，=4.65-(2.55+1.45)，=4.65-4，=0.65；1.28+0.86+38.72，=(1.28+38.72)+0.86，=40+0.86，=40.86；25.74-3.57-6.43，=25.74-(3.57+6.43)，=25.74-10，=15.74；14.5-4.68-5.32，=14.5-(4.68+5.32)，=14.5-10，0.485+0.64+3.36，=0.485+(0.64+3.36)，=0.485+4，=4.485；72.51-9.34-12.66，=72.51-(9.34+12.66)，=72.51-22，=50.51；14.02-4.5+0.98，=(14.02+0.98)-4.5，=15-4.5，=10.5；5.76+2.43+0.24+10.57，=(5.76+0.24)+(2.43+10.57)，=6+13，=19；9.28-(3.28+2.55)，=9.28-3.28-2.55，=6-2.55，=3.45；9.5+4.85-6.13，=14.35-6.13，=8.22；10.75-1.86-2.75-3.16=(10.75-2.75)-(1.86+3.16)=8-5.02，=2.98(104)1.3+0.94+0.06+7.7，=(1.3+7.7)+(0.94+0.06)，=9+1，=10；4.45+0.63+5.55，=(4.45+5.55)+0.63，=10+0.63，=10.63；45.5-(0.98+5.5)，=45.5-0.98-5.5，=(45.5-5.5)-0.98，=40-0.98，=40-(1-0.02)，=40-1+0.2，=39.02；0.96-0.28+0.04-0.72，=(0.96+0.04)-(0.28+0.72)，=1-1，=0．12.7+12.5+0.5，小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#=12.7+(12.5+0.5)，=12.7+13，=25.70.6+0.94-0.208,=1.54-0.208,=1.332；27・73・(4・73・1.85),=27.73-4.73+1.85,=23+1.85，=24.85；3.84+[26.5-(20-8.6)]=3.84+[26.5-11.4]，=3.84+15.1，=18.947.38-5.14+3.62-2.86，=(7.38+3.62)-(5.14+2.86)，=11-8，=3；5.86+13.08-9.27，=18.94-9.27，=9.67；25.4-(15.4-6.4)，=25.4-15.4+6.4，=10+6.4，=16.4；47.23-7.23-5.89，=40-5.89，=34.11．4.45+0.63+5.55，=4.45+5.55+0.63，=10+0.63，=10.63；5.28-(2.9+1.28)，=5.28-1.28-2.9，=4-2.9，=1.1；5.25+7.86-2.86+4.75，=(5.25+4.75)+(7.86-2.86)，=10+5，=15；0.96-0.28+0.04-0.72，=(0.96+0.04)-(0.28+0.72)，=1-1，=0．9.42+7.39+1.58，=(9.42+1.58)+7.39，=11+7.39，=18.39；18.4-1.6-5.4，=18.4-(1.6+5.4)，=18.4-7，=11.475.7+39.4-23.86，=115.1-23.86，=91.24；21.21+38.38-9.79，=59.59-9.79，=49.8；47.28+1.39+52.72，=47.28+52.72+1.39，=100+1.39，=101.39；2.45-1.68+1.54，=0.77+1.54，=2.3115-8.13-1.87，=15-(8.13+1.87)，=15-10，=5；5.14+3.225-6.302，=8.365-6.302，=2.063；3.95+5.36-1.95，=3.95-1.95+5.36，=2+5.36，=7.36；13.67-(5.45+3.67)，=13.67-5.45-3.67，=13.67-3.67-5.45，=10-5.45，=4.55；4.26+5.48-1.26+4.52，=(4.52+5.48)+(4.26-1.26)，=10+3；=13；14.67+25.91+15.33+4.09，=(14.67+15.33)+(25.91+4.09)=30+30，=6010.75-(2.4-0.86)，=10.75-1.54，=9.21；9.61-4.38+0.35，=5.23+0.35，=5.58；3.87+4.92+1.13，=4.73，=4.73，小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#1.8-1.57+0.2，=1.8+0.2-1.57，=2-1.57，=0.435.03-2.5+0.96，=2.53+0.96，=3.49；35.72-(5.9+5.72)，=35.72-5.9-5.72，=35.72-5.72-5.9，=30-5.9，=24.1；25-4.7+5.3，=20.3+5.3，=25.6；1.3+2.83+8.7+0.17，=(1.3+8.7)+(2.83+0.17)，=10+3，=13；2.47-2.2-3.8+7.53=(2.47+7.53)-(2.2+2.8)=10-5，=56.89+4.7+2.11+5.3，=(6.89+2.11)+(4.7+5.3)，=9+10，=19；7.46-2.37-1.63，=7.46-(2.37+1.63)，=7.46-4，=3.46；14-(3.65+0.24)，=14-3.89，=10.11；70.8-1.25-1.75，=70.8-(1.25+1.75)，=70.8-3，=67.8；5.81+8.3+4.19+11.7，=(5.81+4.19)+(8.3+11.7)=10+20，=30；4.2+7.64+5.8+2.36，=(4.2+5.8)+(7.64+2.36)，=10+10，=20；=(3.87+1.13)+4.92，=5+4.92，=9.92；46.24-8.66-1.34,=46.24-(8.66+1.34),=46.24-10,=36.24；21.9-9.22-0.78+8.1，=21.9-(9.22+0.78)+8.1，=21.9-10+8.1，=11.9+8.1，=20；35.47+39.88-12.37，=(35.47-12.37)+39.88，=23.1+39.88，=62.98；93.21-5.99-14.01，=93.21-(5.99+14.01)，=93.21-20，=73.21；15.37+28.94+4.63+1.06，=(15.37+4.63)+(28.94+1.06)，=20+30，=50；42.37-(12.37-9.78)，=42.37-12.37+9.78，=30+9.78，=39.7838.78-19.59+41.22-30.41，=38.78+41.22-19.59-30.41，=(38.78+41.22)-(19.59+30.41)，=80-50，=30；1.9+19.9+199.9+0.3=1.9+19.9+199.9+0.1+0.1+0.1，=(1.9+0.1)+(19.9+0.1)+(199.9+0.1)=2+20+200，=222；429+31.1+2.04，=429+(31.1+2.04)，=429+33.14，=462.14，100-27.2-42.8，=100-(27.2+42.8)，=100-70，=30，9-(3.02+1.25)，=9-4.27，小数加减法--PAGE\*MERGEFORMAT#小数加减法--PAGE\*MERGEFORMAT#14.28-2.63-7.37,=14.28-(2.63+7.37),=14.28-10,=4.28；6.8+5.26+3.74+3.2，=(6.8+3.2)+(5.26+3.74)，=10+9，=19；6.21-3.8+2.2，=2.41+2.2，=4.61；6.03+3.7+2.97，=(6.03+2.97)+3.7，=9+3.7，=12.7；17.43-6.57-2.43，=17.43-(6.57+2.43)，=17.43-9，=8.43；20.47-(1.47+6.8)，=20.47-1.47-6.8，=19-6.8，=12.2；13.26+4.71+3.47+5.29，=(13.26+3.47)+(4.71+5.29)=16.73+10，=26.73；22.74+8.68-13.74，=(22.74-13.74)+8.68，=9+8.68，=17.6812.56-6.64-3.36，=12.56-(6.64+3.36)，=12.56-10，=2.56；45.5-(0.98+5.5)，=45.5-0.98-5.5，=45.5-5.5-0.98，=40-0.98，=39.02；13.6+7.94+6.4，=(13.6+6.4)+7.94，=20+7.94，=27.94；15.19+3.36+4.64+4.81，=(15.19+4.81)+(3.36+4.64)=20+8，=284.7+7.69+5.3+2.31，=(4.7+5.3)+(7.69+2.31)，=10+10，=20．53.78-13.6-37.4+6.22=(53.78+6.22)-(13.6+37.4)=60-51，=9．60-(21.5-8.8)+7.3，=60-12.7+7.3，=47.3+7.3，=54.69.5+4.85-6.13，=14.35-6.13，=8.22；75.8-(15.3-4.8)，=75.8-10.5，=65.3；51.27-8.66-1.34，=51.27-(8.66+1.34)，=51.27-10，=41.27；28.4-3.96-1.04+4.6，=(28.4+4.6)-(3.96+1.04)，=33-5，=28；70.8-7.25-1.75=70.8-(7.25+1.75)，=70.8-9，=61.8；5.81+8.3+4.19+11.7=(5.81+4.19)+(8.3+1.7)，=10+10，=20；794-198，=794-(200-2)，=794-200+2，=594+2，=596；6756-193-207，=6756-(193+207)，=6756-400，=6356；0.9+1.08+0.92+0.1，=(0.9+0.1)+(1.08+0.92)，=1+2，=3；13.59-6.91-0.09，=13.59-(6.91+0.09),=13.59-7,=6.594.58+3.38+(5.48+6.62)=4.58+5.48+(3.38+6.62)，=10.06+10，=20.06；73.75-(4.3+8.75)=73.75-8.75-4.3，=65-4.3，=60.7；5-(4.19-2.83)，=5-1.36，=3.64；1.39+0.72+0.61+3.28，=(1.39+0.61)+(0.72+3.28)，=2+4，=6；8-3.7-6.3，=8-(3.7+6.3)，=8-10，=-2；8.28-(1.28+3.7)，=8.28-1.28-3.7，=7-3.7，=3.315.37-7.59+5.73-12.41，=(15.37+5.73)-(7.59+12.41)，=21-20，=1；11.72-7.85-(1.26+0.46)=11.72-7.85-1.72，=11.72-1.72-7.85，=10-7.85，=2.1515.37+28.44+12.56，=15.37+(28.44+12.56)，=15.37+41，=56.37；12.64-(3.96+4.64)，=12.64-3.96-4.64，=12.64-4.64-3.96，=8-3.96，=4.04；36.26-4.78+3.74，=36.26+3.74-4.78，=40-4.78，=35.22；7.34+7.57+12.66+6.43，=(7.34+12.66)+(7.57+6.43)，=20+14，=34；78.65-23.12-14.88，=78.65-(23.12+14.88)，=78.65-38，=40.654.58+2.39+(5.42+7.61)=(4.58+5.42)+(2.39+7.61)，=10+10，=20．8.27+5.84+1.73+2.16，=(8.27+1.73)+(5.84+2.16)，=10+8，=18．18.51-9.08-0.92，=18.51-(9.08+0.92)，=18.51-10，=8.51．0.09+0.6+5.91+3.4，=(0.09+5.91)+(0.6+3.4)，=6+4，=10．7.85+6.76+2.15=7.85+2.15+6.76，=10+6.76，=16.76；18.43-3.76-7.24=18.43-(3.76+7.24)，=18.43-11，=7.43；21.65+(4.8-3.65)=21.65-3.65+4.8，=18+4.8，=22.8；9.64-(4.64-1.23)=9.64-4.64+1.23，=5+1.23，=6.23；2.7+17.6+3.3-5.6=2.7+3.3+(17.6-5.6)，=6+12，=18；9.87-3.5+2.13-8.5=9.87+2.13-(3.5+8.5)，=12-12，=0．5.64+4.97+0.03，=5.64+(4.97+0.03)，=5.64+5，=10.64；10.93・3.74・4.26,=10.93-(3.74+4.26),=10.93-8,=2.93；10-6.8-3.2,=10--(6.8+3.2)=10-10,=0；5.81+8.3+4.19+11.7,=(5.81+4.19)+(8.3+11.7),=10+20,=30；3.78-1.46+1.54,=2.14+1.54,=3.68．8.45-(5.45+2.98)；,=8.45-5.45-2.98,=(8.45-5.45)-(3-0.02),=3-3+0.02,=0.02；3.01+8.2+6.99+1.8,=(3.01+6.99)+(8.2+1.8),=10+10,=20；4.3-(5.98-5.7),=4.3-5.98+5.7,=(4.3+5.7)-(6-0.02),=10-6+0.02,=4+0.02,=4.02；5.52-0.55-0.45,=5.52-(0.55+0.45),=5.52-1,=4.5219.6-26.72+80.4-3.28=(19.6+80.4)-3.28-26.72,=(19.6+80.4)-(3.28+26.72)=100-30,=70；27.5-10.8-0.2,=27.5-(10.8+0.2),=27.5-11,=16.5；43.5+18-13.5,=43.5-13.5+18,=30+18,=48；63.5-(43.5+20),=63.5-43.5-20,=20-20,=0；75.36-24.9+24.64-25.1=(75.36+24.64)-(24.9+25.1)=100-50,=50；12.56-6.64-3.36,=12.56-(6.64+3.36),=12.56-10,=2.56；45.5-(0.98+5.5),=45.5-6.48,=39.02；6+7.94+6.4,=13.94+6.4,=20.34；5.41+3.46-2.46,=5.41+(3.46-2.46),=5.41+1,=6.41；2.03-0.18-2.82+7.97,=(2.03+7.97)-(0.18+2.82),=10-3,=7；10-4.44-5.56,=10-(4.44+5.56),=10-10,=0；32.63+7.89-6.4,=40.52-6.4,=34.12；3.97+0.7-1.32,=4.67-1.32,=3.35；30-(3.8+0.75),=30-4.55,=25.45；75.6-(14.3-8.3),=75.6-6,=69.6；