1、725? 179-15( )A4B2C-1D-3:D7+9=16 9+-1=8-1+5=45+-3=2 , 16842?2325/33/2( )A1/4B7/5C3/4D2/5:B3/14/25/36/47/5,34567,12345?312529 A34B841C866D37:C5=12+2229=52+22( )=292+52=866?421230 A50B65C75D56:D12=2 34=12 56=30 78= =565212/31/2 A3/4B1/4C2/5D5/6:C4/24/44/64/8424684/10=2/56 42236 A6B8C10D15:D2/4=0.52/2=
2、13/2=1.5 6/3=2 0.511.5, 22.56=15?717857 A123B122C121D120:C12+7=8 72+8=57 82+57=121?8 412810 A6B8C9D24:C(4+12)/2=8(12+8)/2=10 (8+10)/2=9?91/211 9/1111/13A2B3C1D7/9:C 1/2,3/3,5/5 ( ),9/11,11/13 (7/7)?109588716150 A40B39C38D37A 98765 4 A95 - 9 - 5 = 8188 - 8 - 8 = 7271 - 7 - 1 = 6361 - 6 - 1 = 5450 - 5
3、 - 0 = 4540 - 4 - 0 = 36 ?11261339154523( )A. 46B. 66C. 68D. 69D2,3?121335791315 A1921B1923C2123D2730C133579131521 30 =137132135915231371321=24683591523=2468?1312828 A.72B.100C.64D.56B 12+23=822+83=2882+283=100?140418 100A.48B.58 C.50D.38 A041848100=4143052=10162213-12=023-22=433-32=1843-42=4853-52=
4、10001=014=429=18316=48425=10010=022=436=18412=48520=100 026122024680=1204=22118=322( )=X2Y100=524 =423?152389432 A.3B.239C.259D.269A -2+3=58+9=174+3=72A?1611, 2, 2, 3, 4, 3, 5, ( )112234356=123123456=1,2,3;1,3,5;2,4,6=?17152, 313, 174( )A.5B.515C.525D.545B52521()3133131()1741741()5155151()?185, 15,
5、10, 215, ( )A415B-115C445D-112 B55-15=10 1515-10=215 1010-215=-115?19-70, 1, 2, 9, ( ) A12B18C24D28 D -7=(-2)3+1 0=(-1)3+1 1=03+12=13+19=23+1 28=33+1?2001310( ) A101B102C103D104 B 00+1=111+2=333+1=101010+2=1020()2+1=1() 12+2=3 32+1=10 102+2=102,1,2,1,2 3=0,1,0,1,0331?2151465/2( )217/2 A.62B.63C. 64D
6、. 65B5=10/2 ,14=28/2 , 65/2, ( 126/2), 217/2= 10=23+2 28=33+165=43+1(126)=53+1217=63+121111=123?22124361251020 A7084B71428C81632D91836B 124 1 2 4 3612 3 6 12 51020 5 102071428 7 14 28 124361251020714283=1,2,43,6,125,10,207,14,28= 135 7 261014412202871428B?23112624( )A25B27C120D125C1+11=2 1+22=62+63=
7、246+244=120=12345 ?243482488( )A121B196C225D344D4=20 +38=22 +424=24 +888=26 +24344=28 +8824-3=20,8-4=22,24-8=24,88-24=26,?-88=28,=344?252022253037( )A48B49C55D81A=235711?261/92/271/27( )A,4/27B,7/9C,5/18D,4/243D1/9,2/27,1/27,(4/243)=1/92/273/814/243=1234 92781243 ?27232865( ) A,214B,83C,414D,314 D-2
8、,9,28,65,( ) 2=111 + 19=222 + 128=333 + 165=444 + 1126=555 + 1 126 D 314?28134816( ) A26B24C32D16 C1+3=41+3+4=81+3+4+8=161+3+4+8+16=32?29212/31/2( )A3/4B1/4C2/5D5/6C 2, 1 , 2/3 , 1/2 , (2/5 )=2/1, 2/2, 2/3, 2/4 (2/5)=212345?30 11371741( )A89B99C109D119 B 221+1=323+1=727+3=17 -241+17=99?31 5/2525/275
9、/2 22.533.5/75/2=7/2 =525/4?326153577( ) A 106B117C136D163D15=62+335=152+577=352+7163=772+93579?33133671215( )A17B27C30D24D 1 3 3 6 7 12 15 ( 24 )=13715=248 = 361224 ?342/31/23/77/18 A4/11B5/12C7/15D3/16A4/112/3=4/61/2=5/103/7=6/14-45678.610141822?35632670-2-9 A-16B-25C-28D-36:C43-1=6333-1=2623-1=71
10、3-1=0(-1)3-1=-2(-2)3-1=-9(-3)3 - 1 = -28?3612361120 A25B36C42D37D+= 6+11+20 = 37?37 123716( )A.66B.65C.64D.63B?38 21574077 A96B126C138D156 C15-2=13=42-340-7=33=62-3138-77=61=82-3?39261220 A.40B.32C.30D.28:C, 2=22-26=32-312=42-420=52-530=62-6 2=126=2312=3420=4530=56?40062460120 A.186B.210C.220D.226B0
11、=13-16=23-224=33-360=43-4120=53-5210=63-6?4121230 A.50B.65C.75D.56:D,2=1212=3430=5656=78?42123612 A.16B.20C.24D.36:C3=(12)(36)(1224)=222?4313612 A.20B.24C.18D.32:B,:1()3=3()16=6112=12124=24361224,2= 3=1+26=1+3+212=1+3+6+224=1+3+6+12+2?44-2-8064( )A.-64B.128C.156D.250D13(-2)=-223(-1)=-8330=0431=64532
12、=250=D?451291077317-73( )A.-55B.89C.-219D.-81C 129-107=22 107-73=3473-17=5617-(-73)=90-73 - ( )=146(22+34=5634+56=9056+90=146)?463298340 A.1B.57C. 3D.5219C32983403=517703=-12107-3=-111-1121073-111-1 121073 32=2-3=-1(),98=8-9=-1,34=4-3=1,0=0(0, 0),?=?:-1,-1,1,0,?;:-2,0,1.?20-2=-221-2=022-3=123-3=?=3?
13、475172125 A.34B.32C.31D.30C 5=5 , 17=1+7=8 , 21=2+1=3 , 25=2+5=7 ,?=?5 , 8 , 3 , 7 , ?5,8,3, 3,7,?:=+,8=5+3:=+,7=3+?=?=4-,4=3+1=3131?48041848100 A.140B.160C.180D.200C4,14,30,52 -100 10.16,22,()=0.4.18.48.100.180=C4=(22)118=(32)248=(42)3100=(52)4180=(62)5?49 6535173( )A.1B.2C.0D.4A 65=88+135=66-117=4
14、4+13=22-11=00+1?50 1613 A.22B.21C.20D.19A1=12+-16=23+013=34+1?=45+2=22?512-1-1/2-1/41/8( )A.-1/10B.-1/12C.1/16D.-1/14C4(2,-1)(-1,-1/2)(-1/2,-1/4)(1/8,(1/16)= 2?52 1591421 A. 30B. 32C. 34D. 36B1+5+3=99+5+0=149+14+-2=2114+21+-3=32,30-2-3?53418, 56, 130, ( )A.216B.217C.218D.219A4=02020?54418, 56, 130,
15、( )A.26B.24C.32D.16B310-11010-1100?5512469 18A11B12C13D18C1+2+4-1=62+4+6-3=94+6+9-6=136+9+13-10=18 13610?561591421 A30B. 32C. 34D. 36B1+5+3=99+5+0=149+14-2=2114+21-3=3230-2-3 =59142132=52-1=9; 92-4=14142-7=21 212-10=32.14710?5712048248( ) A.0B. 10C.15D. 20C 120=112-1 48=72-1 24=52 -1 8=32 -1 15=(4)2
16、-1117534=51015?584824654 39A. 6B. 5C. 2D. 3C2=48246 54 39=462=48 239=54?5912020( )-4A.0B.16C.18D.19A 120=53-520=52-50=51-5-4=50-5?606133269( )A. 121B.133C.125D.130B 6=32+013=34+132=310+269=322+3130=342+401234 24102242 ?61111211211( )A11211B111211C111221D1112211C111 11112111 2121121121 121112 1111122
17、11211 111221111221?62-734( )11A-6B. 7C. 10D. 13B=B?633.35.713.5( ) A.7.7B. 4.2C. 11.4D. 6.8A351373757?6433.1, 88.1, 47.1( )A. 29.3B. 34.5C. 16.1D. 28.9C338847161111 ?6551224, 36, 52, ( )A.58B.62C.68D.72C12=25+224=45+436=65+652=85+12 68=105+18246810 24612182, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31,37=(2
18、,3)(5,7)(11,13)(17,19)(23,29)(31,37) =2=5,12,24,36,52,68?6616, 25, 36, 50, 81, 100, 169, 200, ( ) A.289B.225C.324D.441C16 36 81 169 324=42, 62, 92, 132,182=46913182550100200?671, 4, 4, 7, 10, 16, 25, ( )A.36B.49C.40D.42C4=1+4-17=4+4-110=4+7-116=7+10-125=10+16-140=16+25-1?687/321/549/8131/13337/21( )
19、 A.885/34B.887/34C.887/33D.889/3A3 5 8 13 21 34721491313378851?699016927( ) A.36B.49C.64D.22D 9+0=90+16=1616+9=2527+22=49916253632, 42, 52, 62,7234567 ?70112615( )A.21B.24C.31D.40C =014916=02, 12, 22, 32, 42,01234 =81632 ?71561933 101A. 55B. 60C. 65D. 70B5+6+8=196+19+8=3319+33+8=6033+60+8=101?720123
20、445A. 0B. 4C. 2D. 3C:C=2112112-0=22-1=13-2=14-2=24-3=15-4=1:C=0,2,41,3,5 2,42?73412, 1632, 64, ( )A.80B.256C.160D.128D?741131356 A. 1B. 2C. 4D. 10D4=11 31 35 610=24816 ?75092665124( )A. 186B.217C.216D.215B 0131923126331654311245 31631217?761/33/92/313/21( )A17/27B17/26C19/27D19/28 A1/3 3/9 2/3 13/21
21、 ( 17/27)=1/32/612/1813/2117/27=246810 ?7717/85/813/32 19/128A.17/64B.15/128C.15/32D.1/4D=4/4, 7/8, 10/16, 13/32, 16/64, 19/1284710131619 48163264128 ?782482488 A.344B.332C.166D.164A=262286342=41664256 ?791131356 A. 1B. 2C. 4D. 10 B4=11 31 35 610=24816 ?80325/33/2 A1/2B1/4C5/7D7/3C9/3 10/510/69/65/7=65432 3/14/25/36/45/7=22222 ?81325/33/2( )A1/2B7
