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1、(1)97 + 258=369204=10125 =5012 =3603 =30050 =(2)362 + 298=363199=32101 =2540 =45090 =905 =(3)204 + 365=457302=1258 =1270 =48012 =50050 =(4)450 + 250=360240=5024=3106 =6015 =96030 =(5)4.1+ 0.9=2.31.8=0.29 =0.30.7 =0.63 =0.150.5 =(6)3 + 1.2=7.3 5 =0.20.4 =1.20.5 =2.40.6 =240.3 =(7)7.12+ 0.5 =6 1.8=1.5

2、0.4 =250.4 =4.20.07 =40.08 =(8)2 + 5.9=4.312.2=0.620 =1.630 =0.567 =0.420.6 =(9)2.4 + 4 =18.66 =401.2 =501.3 =0.480.8 =30.6 =(10)0.21 + 5 =6 2.6 =0.41.4 =1.50.8 =0.30.5 =0.10.2 = (11) + = + = + = = = =(12) + = + = + 2 =1=(13)3 =8 =3 =8 =3 =10 =(14)=(15)4 =8 =10 =6=1422=(16)=(17)883239302192016793195

3、4139212(18)18412219831041421929519239112(19)3527462942560334803604923831(20)1523472841540364503608926871(21) + = + = + = =(22) + =2 + = + = =2 = (23)8=21=15=6=7=36=(24) = = = = = =(25)2 =4 =7 =12 =9 =2 =(26)3 =3 =15 =4=24=(27)=(28)=(29)14=8=5=4=(30)9=30=(31)18 = 4=4=6=5=5=(32)=3 =10=(33)=(34)=9=5 =

4、(35)20=6=15=8=10=(36)=5=(37)297 + 248=569203=10136 =3032 =4503 =72060 =(38)303 + 299=467105=59101 =12580 =75050 =9519=(39)604 + 165=857502=2504 =1360 =60012 =39039 =(40)459 + 290=360204=4024=1306 =75025 =96080 =(41)4.1+ 5.9=5.31.8=0.59 =0.90.7 =1.26 =0.1515 =(42)7 + 1.2=5.3 5 =0.10.8 =1.80.3 =240.1

5、=3.41.7 =(43)7.1+ 0.5 =4 1.8=1.40.4 =240.5 =0.420.7 =60.2 =(44)5 + 5.9=5.314.2=0.690 =1.530 =0.357 =0.40.5 =(45)2.5 + 4 =16.66 =601.2 =401.3 =4.84.8 =300.5 =(46)0.25 + 0.5 =8 2.6 =0.51.4 =1.20.8 =0.35 =0.10.5 =(47)5 + 1.2=7.3 4 =0.50.3 =30.6 = + =(48)3.6+ 0.9=7.21.8=0.69 =2.43 = + = =(49)81323939720

6、20178911902129232(50)486121298390314992973942192(51)3525412823530344703605923841(52)1829482610520390804608926851(53)0.03 + 5 =42.6 =0.31.4 =0.40.5 = + =(54)4 + 5.9=6.542.2=0.720 =0.427 = + = =(55)3.6+ 0.9=7.21.8=0.69 =2.43 = + = =(56)5 + 1.2=7.3 4 =0.50.3 =30.6 = + =(57)2.12+ 0.5 =5 1.8=1.40.5 =3.50.07 = + =(58)5.3 + 4 =16.26 =301.2 =0.40.8 =+ 3 =1= (59)10 =6 =10 =3 =22 =5 =(60)1 =7 =12 =10 =6 = 10 =(61)=(62)=(63)8 =4=6=10=711=(64)2 =

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