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1、44+8-37 = 54-41 + 78 = 29+ 48 48= 62-56+50= 25+61-61 = 12+4-15= 32+66-62= 4+39-1 = 10+62-50= 56-47+41 = 25-16+64= 28+14-32= 100-23+8 = 69-22+24= 87-79+81 = 32+10-4=39- 26+63 = 41 + 8-15= 21 + 63-24 = 52+28-43 = 5 + 95 39= 90-58+22 = 88-56+29 = 66-32+37 = 54+仃39 = 92-68+26 =35- 25+57 = 65 20+ 33 =68-
2、 39+39 = 71+14-29 = 63+4-54=69 49+ 65 =66+26-7 = 1 + 15-7= 34-10+53 = 43+57-52 = 13+69-17 = 83 76+ 53 = 佃 + 53 66 = 52-44+52 = 73 52+44 = 14+80-72 =7 + 88-26= 90-71 + 71 = 4+59-20= 72+24-61 = 16+77-67 =8 + 61 47=69+29-78= 14-10+55= 48+27-2 = 24+63-21 = 59 52 + 84 = 佃 +62-38= 100-42+6= 43+ 53 31 = 90
3、-84+53= 95佃 +8 = 44+28-16= 97 87 + 86= 34+56-21 = 77-27+19= 97 90 + 84= 93 93 + 85=14+4-2 = 37+20-31 = 60+22-65=49- 42+88= 72+14-10=86- 13+20= 49+42-16= 79-74+83= 63-11 + 16= 14+21-23= 50+35 佃= 72-43+64= 26+68-76= 佃 + 41 - 1 = 34+65-20= 76-31 + 48=56+27-8 = 17+54-54 = 67-16+33 = 10+82-67 = 53+ 31 81
4、 = 49+ 36 3 = 54+5-42= 24+36-46 = 14+55-15 = 93 63+ 30 = 95-45+ 佃= 92-58+26 = 62-5+30= 49+38-18 = 57-22+21 = 70+25-90 =99-52+31 =85- 56+39 = 72-11 + 6 = 30+14-25 =36- 3+44= 37 34+ 76 = 31 + 64-57 = 23+59-63 =92- 55+32 =37- 6+24= 36 十 6386 = 92-87+95 = 10+35-26 = 77-42+23 = 49+22-54 = 52+41-93 =54 +
5、46 48= 97 54+43= 72 64+50= 90-44+10= 90 76+37= 77-17 + 4 = 7 + 73-78 =40- 7+23 = 62+30 68=59 46+33= 1 + 73-50= 45+43 53= 37+48 55= 65-13+10= 15+83-21 = 97 44+48=#/2161- 14+8= 57-24+42=87- 62+66= 44+55-77=60 52+ 83= 49 42+ 80= 39+40-38= 87-78+47=65- 11 + 7=79- 62+52=71- 71 + 94= 4+66-56= 8+68-61 = 43
6、+35-24= 36+ 5 30= 73-52+33=83- 57+37 =62- 10+6 =36-22+74 =52+47-14 = 2+80-13= 33+62-73 =48-16+33 =50- 50+69 =54+21-20 =28+68-92 =90-77+39 =50+29-69 = 12+48-47 =74仃 +7 = 4+68-4= 73+20-54 =97- 46+32 =51- 39+43 = 60仃 +31 = 31 + 62-65 =41- 2+50= 8 + 66-51 = 35+ 58 36 = 85+1-52=98- 41 + 38 = 41 + 31-49 =
7、 50+24-53 = 74+26-94 = 69-29+23 = 87+10-23 = 8 + 82-13= 91-42+12 =53+20-2 =55 仃 +37= 10+89-42= 100-61 + 33= 74+9 46 = 76-27+30= 78+8-40= 45+49-42= 1+58-32= 30+ 33 25= 3 + 68-22=89- 1 + 12=86- 26+24= 48-25+77= 42+22-41 = 70佃 + 49=3/2110+6-16= 37+42-61 = 57-18+51 = 65+34-18= 71 + 18-88= 45+16-46= 32+1
8、-9 = 28+32-37= 49+33-12= 30+ 34 25= 38+40-70= 35+24-40= 43+佃43= 61 + 36-94=81- 77+75= 64+7-55=I + 46-14=3 + 70 34=51 + 29-63 = 30+67-74 = 79+18-33 = 7+70-54=53 43+ 61 =82- 29+ 佃= 18+6-22= 81-72+75 = 佃 +13-13 = 仃44 + 74 = 6+6-6=67 46+ 33 =88 56+ 35 =II + 85-58 =50+ 33 28 = 18-7+68=61- 9+10=90 69+ 47
9、= 42+44-38 =56- 26+55 = 13+53-26 = 11 + 29-5 = 34+65-37 = 10-2+51 =83- 24+2 = 48-30+41 = 48+18-40 = 80 39+ 57 = 25-16+82 =93- 22+4 =34+5-22= 62+3-62= 30-28+57= 61-29+25= 84 30 + 5 = 58+仃48= 80+16-81 = 69 8 + 39= 佃 +71-24= 80+4 83= 64-34+62= 78+21-50= 12-5+55= 9 + 49 仃= 63+仃 39= 12+38-23=#/2125-12+42
10、=81- 59+63=57- 53+86= 29仃 +52=72- 50+78= 5+91-22= 23+67-38= 78+2-8 = 100-31 + 20 =63 佃 +24= 72-49+29=80- 56+52=58 36+ 72= 68+7-7 = 85-70+43=66- 7+11 =16+73-31 = 56+16-68 =87- 2+5= 90+10-92 =90- 45+48 = 69+6-57= 3+71-3= 88+10-94 = 2+96-88=84- 64+67 = 3 + 46 36= 43+34-55 = 54+37-90 = 4+67-16= 78-78+79
11、 =94- 81 + 39 =6 + 42-42= 81 + 1-50=85- 21 + 21 = 45+33-73 = 75-43+27 = 12+67-51 = 85 68+ 73 = 86+ 1494 =42- 41 + 77 = 14+42-10 = 佃 +22-32 = 76+5-18=74- 70+73 = 12+76-52 = 53-12+57 = 3 + 69-32=40+14-53= 80-9+1 = 52+13 56= 37+27-15= 46-13+65= 39-30+81 = 88+1-77= 16+65-14= 11 + 44-25= 64+4-68= 85-23+1
12、6= 78+22-9 = 59+34-79= 77+14-16=97- 56 + 48= 64+35-39=5/213+54-43=21- 4+82= 57 53+ 53= 26+48-39= 38+62-45= 69佃+佃= 仃 +73-88=73- 68+54= 28-27+85= 9+69-61 = 16+37-14=24- 8 + 41 =77- 75+77= 36-32+52= 49-25+60= 54+24-53=23+2744 = 43+6-47= 93+ 3 13= 88+ 7 9=31 + 32-57 = 67+11-32 = 61-25+57 = 21 + 63 65 28
13、-14+80 = 44-30+37 =67- 11 + 29 = 10-4+71 = 72+ 1 56= 38+54-25 = 37 + 60 85 = 25+21-9 =62 46+ 69 =98- 82+81 =91- 57+25 = 33+50-18 = 93-75+57 =82- 19+24 = 24+71-84 =22- 10+63 = 84 43 + 50 = 50 36+ 85 = 47+40-80 = 45-9+47= 55+2-49= 7 + 75-74= 30+25-17 = 11 + 44-46 =36+20 28= 71-60+65= 80-54+74=52- 3+45
14、=84 82+60= 67 34+28= 仃+43-1 = 22-11 + 75= 42+5736= 41-11 + 28= 93+1-91 = 54+4444= 92+1-71 = 69 46+3 = 61 + 28-33=92- 91 + 81 =#/2144+42-77 = 55+44-37 = 53+27-2= 3+ 78 30= 46 + 30 30= 佃 +40-40 = 69+26-36= 67+13-62= 7+42-10= 62-46+44= 69+28-3= 56+41-31 =81- 20+16= 32+43-38= 25+ 31 52=69- 50+58=89- 52+
15、24 = 12+83-79 = 91-89+78 =66- 13+37 = 60+ 1530 = 50+11-58 = 60-14+34 = 37 35+ 66 = 4+60-6=23- 4+40=35- 24+69 = 83+15-62 = 46+38-13 = 33佃 +57 = 71+12-43 = 69+ 1738 =70 8+ 33= 80-73+55 = 4+73-39= 52+8-26=99- 43+19 = 58-50+80 = 64+15-65 =79- 38+24 = 3+4-4= 20+61-30 =75- 30+46 = 13+82-66 = 92-55+29 =78-
16、 74+76 =70- 63+70 = 63+14-14 =4+70-29= 83+16-98= 53 23 + 64= 41 + 50-36= 56+27-10=35- 25+55=90- 62+69=53- 31 + 72= 47+35-34= 97-59+ 仃= 65+12-49= 22+71-59=83- 22+1 = 21-20+73= 23+26-1 = 57-9+31 =7/2118+34-18=85- 26+5= 60-1+5 = 16+83-45=99- 54+41 =100- 79+49 = 48+43-81 = 85-74+73= 56-31 + 57= 83-32+1
17、= 37-8 + 29=92- 11 + 5= 14+50-48=79- 56+44=25- 14+64= 88-42+25=84- 37+29 =23+39-20 =36 佃 +54 = 14+45-54 = 30+25-2 =89-70+52 =86- 80+60 =96-42+21 =70-20+47 =53- 49+83 =62-12+47 = 14+73-71 =81 + 9-61 =3 + 52 43=73- 70+81 =94-15+14 =12+16-10 = 79+5-77= 23+59-25 =91- 80+46 = 94-70+39 = 56-49+52 = 16+28-
18、44 = 65+1-25= 23+35-18 =37- 23+70 = 64 + 37 50 = 14+74-12 = 96-80+58 = 34-22+70 = 83+4-87= 63+ 3 16=38 6 + 44= 37-23+67= 97-80+78=36- 23+83=37- 12 + 47= 77-74+51 =67- 58+81 =75- 61 + 85= 21 + 51-41 = 48-22+36= 40+ 6 9=54- 13+13= 27+26-9 = 60+21-41 = 57+14-43= 77+10-20=#/2197-57+34=54- 10+10= 97-75+5
19、9= 29+36-54= 84-78+58=71- 51 + 61 = 14+56-63=89- 27+33= 16+80-38=26- 1+28= 42-36+48= 76+3-14= 79+21-57= 46+仃44 =54- 46+85= 52-46+76=86-31 + 37 = 22+42-33 = 36+28-7 =92- 60+38 =24+58-23 =75- 62+57 =79 佃 +23 = 70+21-66 = 12+85 佃=74- 41 + 31 =57+17-67 = 4+46-31 =80- 60+74 = 58+29-43 =76 佃 +29 =34-7+54=
20、佃5+76= 55+39-9 =82- 71 + 70 = 58-50+48 = 77+15-21 = 33+28-46 = 23+29-38 = 64+24-25 = 29+71-68 = 32+41-仃= 100-97 + 83= 56+8-54= 60+15-25 = 佃 +45-52 = 76+22-67 = 54+21-36 =74-73+96= 56+30-71 = 99 79 + 45= 74+7-31 = 29-12+57= 45-42+55= 69+4 66= 76 49 + 64= 10+62-7 = 53+ 39 87=80- 41 + 47= 8 + 87 68= 77
21、+9-16= 82+2-38= 11 + 14-7 = 86-41 + 36=9/2176- 10+27= 6+92-71 = 33+42-59= 61 + 24-48= 81 + 12-41 = 86-69+71 =81- 29+20= 22+26-15=75 佃 +40= 44+52-34= 64+27-6= 80-68+59= 48+33-49=93- 64+57=68- 52+42=55- 41 + 70=20+54-47 =94- 75+52 = 30 30+ 84 = 74-12+31 = 29-26+76 =64- 24+36 =48- 31 + 66 =93- 60+18 =
22、28+57-35 = 71-71 + 88 = 8 + 73 3=79- 74+59 = 30+60-39 =85 35+ 26 =56 33+ 31 = 1 + 54 仃=90- 70+47 = 51 + 46-47 = 49+14-50 = 99-32+31 =90- 48+36 = 64-45+80 = 佃 +4-22= 29-29+66 = 11-10+73 = 27+39-8 = 60+38-62 = 6 + 82 40= 27+13-10 = 48仃 +56 = 90 7+4 3= 64+4-58=32+10-18= 22+36-50= 41 + 54-2 = 4+81-75= 2
23、3+45-59= 67-2+24= 66-29+24= 9 + 71-25= 97-96+61 = 92-79+68= 42-31 + 54= 29-7+65=55- 19+45= 7 + 28-4= 18+67-58= 10+63-48=#/2189+4 27= 6+73 74= 50-18+18= 62+35-97=27- 3 + 41 =88- 72+57= 4+84-12= 10-4 + 47 = 62-41 + 68= 79-79+56=69- 32+20= 66 40+ 67=71- 3 + 24=72- 14+18= 仃 +53-10=49 46 + 58=80 42+42 =
24、26+3329 =47- 7+41 =55- 7+12= 78-51 + 33 =91- 67+40 = 37+31-45 = 6250+60 = 100-52+ 佃= 3737+50 = 61-60+56 = 41+51 84 = 20+45仃=83- 12+10 = 67-11 + 3 = 50+ 28一 4 =50- 2+16= 74-69+74 =28- 23+91 = 11 + 73-24 = 55+43-21 = 84 +仃94 =77- 73+59 =65- 63+91 =91- 63+60 = 1 + 63 53= 11-3+91 = 37 36+ 68 = 22+佃40 =
25、97 90+ 88 = 15+49-7 = 60-27+19 =77+5-34=45- 24+54= 52+23 佃= 42-34+80= 98-41 + 20= 42-16+62=95- 56+27= 5 + 69-74= 60-11 + 仃=81- 32+23= 58-27+26= 30+16-39= 90-27+20= 60-51 + 50=89- 21 + 1 = 89-24+16=11 /218+48-34=48- 1+49= 9+28-3 = 33+38-18= 75+8-77=56- 13+22= 47+6-6 =55- 6 + 45= 64-4+35=84- 15+20=92-
26、 6+14= 35+64-91 = 79-54+27=56- 14+11 = 69-23+52= 83-77+71 =96 68+ 69 =92- 41+14 =94 2+5= 88-59+63 = 21 + 62-18 = 36-24+84 = 94-81 + 60 = 2+13-7=90- 60+50 = 100-82+47= 21 + 70-82 = 41 + 59-53 = 57+14-18 = 84-33+2 = 39 34 + 86 = 79-19+2 =50- 6+6= 26+41-37 = 20+76-74 =74+23-96 =97- 73+50 =39 5+ 35=51-
27、47+91 =36 35+ 61 =64 33+ 36 =59+20-57 =74- 72+94 =31 + 37-32 =72+25-40 =47+52-62 =66- 8+34=13+67-13 =44-31 + 62= 16+50-14= 42+25-23= 10+77-74= 58-48 + 43=81- 62+53= 40+20-12= 88-56 + 44= 3 + 21-5= 79 29 + 48=46- 7+31 = 48+34-42= 90-65+56= 3 + 28-31 = 85+ 3 67= 37-9+60=#/2155-3 + 30=42- 28+74= 仃 +15-
28、13= 仃 +54-52= 62+30-21 =53 仃 +43= 65+ 13 53= 67+14-40 = 56+34-65= 96 49 +48= 31 + 46-27= 24+61-1 = 15+48-51 = 75+16-72= 55-11 + 23= 89-72+54=92-86+56 =73- 57+75 = 1 + 40-18=98- 80+80 =96-40+37 =48- 29+38 =46-14+68 =2+68-27=96-84+83 =49- 13+48 =92-83+74 =14+48-29 =53+10-23 =27+57-2 =70- 30+47 =49-45+
29、61 =16+44-12 = 62佃 +30 = 68-66+81 =47- 41 + 55 = 87 + 13 6 = 48+37-64 =95- 56+39 = 22+23-8 = 36-12+48 = 27+56-83 = 20-18+89 = 96 85+ 57 = 35 43 + 62 = 5 + 89-19= 49 49 + 80 = 2 + 72-4=32+10-5 = 8 + 50-42= 83-9+12=71- 26+9 = 56-2+9= 50+7-16= 29+64-93= 39-34+74= 22+41-13= 47-21 + 36= 10+90-4 = 23+37-5
30、3= 5 + 45 31 = 15-11 + 53= 53+10-49= 34+20-6 =13/2142-1 + 14= 76+13-22= 仃 +75-15= 60-57+66= 40+34-37= 82+15-37=93- 47+4=67- 21 + 45= 62+4-58= 36+ 56 13= 21 + 33-27=99- 79+72= 18+64-77= 20+ 43 35=75- 57+53= 58+12-15=42-5+21 = 40+23-16 = 66 62+ 46 = 60+21-52 = 58+13-22 =96- 67+54 = 6+9-10=20-10+83 =97
31、- 13+3 =99-35+4 = 7+58-41 =6 + 65 63=96-39+13 = 18+81-56 = 56+ 10 66 =79- 18+29 =17+45-54 =82- 11 + 1 = 32+60-23 = 5 + 77-44= 31 + 9-4= 4+88-81 = 仃 +53-6 = 23-4+65= 49-43+46 = 12+87-18 = 41-1+60= 3 + 76-24= 42+33-32 = 62+仃8 = 25+46-34 = 33+37-1 =82-23+24=87- 20+24= 78+6-1 =68- 18+21 = 90+8-92=54- 20
32、+30= 22+43-65= 88 53 + 52= 41 + 16-57= 18+7-3= 73 佃 + 31 =72- 42+39= 37-32+76= 82-81 + 87= 66 34 + 64= 29+52-18=#/2164+23-28= 50+25-72= 81-66+58=85- 76+90= 84-14+12=80- 55+72= 23-23+58= 82+8-41 = 1 + 80-50= 99-14+6= 56+41-87= 72-33+45=88 25+ 35= 21 + 37-19= 70-38+39= 35+12-41 =32+48-6 = 93+6-9= 9+65
33、-8= 46-27+42 = 42+40-33 = 41-37+46 = 32+33-32 =43- 37+58 = 28+29-38 = 5+26-22= 88+10-46 =91- 85+51 = 59+7-54= 75+1-61 = 18+63-80 =62- 8+31 =16+71-16 =76- 29+43 = 30+ 36 56 = 33-9+69= 47+6-10= 87-43+23 = 7 + 52-1 =81- 29+44 = 67+17-41 = 43-37+57 =69- 48+32 = 9 + 27-35= 59+38-61 = 43+佃43 =77- 13+18 =
34、24+73-41 =佃 +80-63=55- 1 + 6= 66+24-42= 59+1-52= 97-64+45= 54+26-7 =91- 78+78= 15-5+69=100- 81 + 78= 68+26-27= 59-9+48= 10+20-14= 69 66 + 97= 58-25+46= 97-56+20=92- 45+29=15/2168- 9 + 21 = 20-6 + 83= 38+32-57=63- 15+37=52- 37+53=93- 92+93= 35-13+28=75- 51 + 72= 81-80+83= 79-52+66= 49+38-65= 75-40+38
35、=78- 43+41 =41- 4+38= 71 + 21-33= 31 + 30-11 =72- 17+16 =89- 51 + 21 =33-7+71 =75-69+84 =63-49+70 =43+31-3 =83- 71 + 61 =69- 29+26 =80-72+82 =96-81 + 63 =89-56+18 =10+83-72 =74-67+93 =79- 27+24 =6+55-41 =82- 40+45 =仃 +23-30 =76- 5+12= 18+37-7 = 62+36-32 =79- 41 + 52 = 27+34-33 = 93-61 + 22 = 41 + 56
36、-72 = 65-27+51 = 69-27+45 = 31-2+40= 36+ 51 25 = 3 + 24-25= 67+5-45=80- 31 + 26 = 53+20-64 =93 65 + 59= 14+45-57= 87-34+41 = 57+25-81 = 52+5-57=56 43+ 36= 78+21-33= 68+23-1 = 63+13-3 =47-43 + 48=73- 34+49= 71-22+10= 30-6+33= 13+60-39= 51 + 47-31 = 59-45+47=#/2181- 47+22= 29+38-9= 93-86+72= 3+75-14=
37、75-71 + 67=56- 10+12=86- 59+59= 45+41-16= 97-84+43= 27+71-45= 9+80佃= 61 + 10-51 =92- 54+35= 46-43+59= 1 + 80 65=70 36+ 65=58-1 + 6= 19+20-9 = 73+7-31 = 65-41 + 46 =44 26+ 49 =83- 44+46 = 89-52+42 = 66+ 5 37= 20+70-76 = 32+佃44 = 86 58+ 33 =70- 3+26= 7+78-81 =5 + 39 7= 24-16+88 =78- 71 + 45 =74- 35+13
38、 =59+10-13 =71- 54+46 =3 + 20-13=85-36+29 =43 + 53 68 =57- 49+59 =30-20+63 =13+68-67 =84+14-10 =41-15+45 =83-61 + 45 =89-79+74 = 4+53仃=64- 26+35 =10+71-61 =10+46-32= 66+29-88= 100-45+25= 仃+46-12= 49+43-72=78- 64+56=91- 48+32= 4+91-83= 69-40+50= 39+16-6 =75- 40+65= 100-56+48= 48仃 + 49=77- 42+55= 62-4
39、1 + 62= 5+13-1 =17/2189-28+10=93- 82+56= 51 + 30-15= 63-18+ 佃= 64+30-21 = 61-6 + 20= 93-66+68= 70-24+30= 89+7-52=45- 24+54= 41 + 41-30= 47+5-24=92- 79+62= 70-32+29=38- 32+94= 86 75+ 63=53- 43+69 = 56+16 仃=82- 37+25 = 55+39-37 =83 4 + 6=93- 92+66 =26+59-71 =73- 37+59 =42- 6+59=6 + 49 8=52- 48+70 =94-
40、 58+28 =79 53+ 36 =58- 28+22 =77-30+53 =69-10+31 =25+20-34 =26-6+74=34-24+62 =64+20-80 =43- 42+90 =73-60+57 =71- 46+30 =50 36+ 85 =56+34-70 =60+ 38 55 =46+34-36 =37- 26+55 =14+86-58 =57+9-9=38- 29+70 =42+34-36 =39- 11 + 46=87- 63+73= 41 + 59-49= 35+57-81 = 34-28+89= 83 80 + 87=94- 13+16= 23+64-70=68
41、- 62+55= 36+25-52= 11 + 55-23= 52+14-52= 82-50 + 47= 89-47+21 =95- 54+46= 46 3 + 38=3+53-32=95 93+ 87= 5+89仃=65- 4+16= 85+2-79= 8+44-51 = 5+73-29= 60+25-72= 100-35+23 = 62-41 + 54= 40+15-29= 36+41-69= 89+ 6 90= 45-20+46=79- 75+60= 22+30-23=33+63-68 =96- 49+23 = 10+78-57 = 49+45-47 = 47-12+37 = 51 +
42、49-65 = 20-20+100= 54+31-3 = 10+66-74 = 45-42+52 = 86-32+6 =39 37+ 97 = 33+28-26 = 51-43+70 = 31+31-50 = 85-85+88 =27+1-25= 23+30-1 = 86-62+37 = 41 + 19-47 =40- 3+50= 71 + 25-13 = 76一 48 + 50 = 71 58+ 83 = 58+23-45 = 35+ 64 56 =61- 7+6= 29+21-34 =62- 58+57 = 6-1 + 76=40- 37+50 = 51 + 21-23 =38 26 +
43、65=72- 43 + 46= 50-14+27= 37-4+47 =72- 52+52= 86+1 31 = 23+77-32= 16-5+53= 75-57+76= 63 48 + 63= 27+72-23= 33+63-22= 93 50 + 40= 67+22-6 = 43+40 38= 36+ 53 59=19/2135+37-60=69- 38+42=60-18+57=59- 57+90=74- 30+40=79+12-6=32+1-24=92-67+39=25-20+52= 32+32-11 = 39-34+52= 57-57+55=1 + 88-75=53- 23+32=53
44、45+ 36=54- 13+53=45-21 + 38 = 67-24+28 = 36 30+ 53 = 47+3-9=44- 31 + 51 = 6+41-43= 25+46-70 = 23+56-55 = 34-24+74 = 44+51-80 =80- 8+15= 43-1 + 26=84- 13+13 = 37+51-11 = 50+26-53 =80- 70+65 =70- 48+67 = 24-1 + 61 = 44+ 4 48=55- 20+58 =88- 67+29 = 56+16-48 = 33 + 48 8 = 84+14-75 = 90-67+48 = 61 + 34-4
45、6 = 53+40-25 = 44+21-34 =54- 48+80 = 54-39+67 = 38-10+48 = 39+ 53 3 =79 56 + 34= 80-37+25= 60+40-20= 67-26+34= 66+13 76= 28+50-43= 46-23+29= 28+22-29= 23+59-62= 13+86-20= 76+仃88= 92-88+74= 51 + 22-42= 60 9 + 40= 23+53-28= 19-3+82=#/21申明:所有资料为本人 收集整理，仅限个人 学习使用，勿做商业 用途。申明：所有资料为本人 收集整理，仅限个人 学习使用，勿做商业 用途。21 /21