1、10139(20) 996464(21) 76232423(22) 1219(23) 212547946(24)2516(25)52324832(26)181371837(27)45018(28)42035(29)48015(30)21(31)125(32)12301(33)754(34)199919(35)2569469(36)1313(37)(25+125)(38)5416767441(39)43201(40)102(41)30422(42)(30+4)(43)387627(44)1528148(45)16401(46)103(47)(302)(48)125(8+16)(49)684868
2、2(50)52763(51)12(405)(52)64914(53)3598(54)2313434(55)102(56)648203(57)98(58)44(59)6315(60)434339(61)273737(62)256756(63)4810148(64)996262(65)41(66)76598(67)560(68)20134(69)36(70)304297(71)18451855(72)2261326(73)1530115(74)(30+8)(75)256525(76)751417540(77)125(78)253525(79)712371(80)125(808)(81)101898
3、9(82)882222(83)28574328(84)20241(85)2519(86)479947(87)103(88)34(89)255(90)5656(91)57262643(92)373973(93)7810178(94)1995353(95)2512424(96)250(97)125(98)2509(99)48(100)24(101)402(102)25+250)(103)1999199(104)27188227(105)24646(106)401(107)72101(108)42(301)(109)1018585(110)25(111)1524951152(112)50(608)(
4、113)939993(114)13125(115)1251763(116)492145155(117)4325(118)24(119)281112811(120)638916363参考答案 =(67+33)+(42+58) =100+100 =200 =25858(26+74) =200-100 =100 =125 =1000 =2000 =(502)(425) =100100 =10000=(73)(8125)=211000=21000=26(100+3)100+263=2600+78=2678=(500+1)=50012+1=6000+12=6012=2540+25=1000+200=12
5、00 =(39+61)14=1400 =(163+37) =2008=1600 =(200+2)13+2 =2600+26 =2626 =775)20=1540 =27(100-1)100-271 =2673(14) 48 =12250)1000 =12000(15) 98303 =98+3+300 =102+300 =402(16) 4949 =49(1+49)50 =2450(17) 55 =25(55+45) =2500(18) 123 =(123-23)67=6700(19) 39 =39(101-1)100=3900(20) 99 =(99+1)64 =6400 =(76+24) =
6、2300(22) 1219(1+19)20 =240 =(2179)+(25446) =100+300=400 =(2520=2000 =(5248) =3200 =18(137-37) =1800 =450(36)36 =150 =25 =420(77 =605=12 =480 =160 =32100-21=2100-21=2079=125=10004=4000=12(300+1)300+12=3600+12=3612 =75 =3003=900 =19(99+1) =1900=(256-46)=2109=1890 =1350=6508+125 =200+1000 =1200=(541-44
7、1)=100=43(200+1)200+43=8600+43=8643=(100+2)35+2=3500+70=3570 =(300+4)22+4 =6600+88 =6688 =3025+4 =750+100=850 =(38+62) =700 =(152+148)8=2400 =16(400+1)400+16 =6400+16=6416=(100+3)23+3=230069=236915+2 =45030=480 =1000+2000 =3000=68(48+2)=3400 =5(2763)100=50040-12 =480-60 =420 =(64-14) =509=450=35(100-2)100-35=3500-70=3430 =23(13434)100=230045+2=450090=4590=648+2+201=650+201=851=(100-2)32-2=3200-64=3136=11100=1100 =63+30=93 =43(1+39) =1720=(2723)=50=1850=(25656)=200=1400=48=48006262=6200=41100-41=4100-41=4059 =765+100-2 =863=5604)4=140=35=(200+1)
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