人教版小学二年级数学上册口算题

1、89-37= 48+23= 86-54= 84-48= 56-28= 54+37= 98-56= 42-19= 44+39= 62+12= 72-54= 76-37= 56-36= 69-31= 51-39= 57-48= 54+28= 40-29= 78-69= 59+19= 35+17= 75-59= 70+19= 22+55= 16+27= 54-29= 67-60= 93-56= 52-27= 54+29= 27+36= 48+48= 72-37= 55-47= 60-38= 24+38= 16+23= 46-28= 43-27= 79-64= 85-50= 23+32= 63-27=

2、 62+19= 65-36= 60+25= 53+28= 73+29= 36-25= 42-23= 57-16= 48-26= 63+25= 98-48= 42-32= 42-19= 37-25= 86-45= 40-12= 64+36= 55+38= 78-29= 36+27= 45-16= 34+58= 43-25= 52+16= 67-28= 58-29= 46+27= 50+22= 70-42= 83-56= 71-55= 15+57= 37+18= 46-38= 42-19= 53-29= 73+14= 62-59= 84+9= 47+18= 56-38= 62-48= 72-54=

3、 76-37= 56-36= 39+38= 47+19= 65-26= 74-18= 63+28= 36-27= 52-34= 29+35= 47+29= 75-26= 22+55= 16+27= 54-29= 67-60= 93-56= 46-19= 25+8= 44-17= 36+17= 22+18= 82-33= 45+9= 76-19= 45+8= 35-16= 24+58= 63-25= 27+16= 52-17= 77-28= 68-39= 26+17= 45-36= 74+18= 53-35= 53-35= 63+37= 47+19= 42-29= 53-39= 73+24= 6

4、2-49= 91-37= 84+19= 47+28= 66-48= 72-39= 83-49= 63+34= 63+34= 64+24= 55+38= 74-68= 43+28= 56-27= 62-34= 36+26= 39+35= 67+29= 85-56= 78-39= 83+17= 64-45= 64-45= 53+16= 40-17= 64-17= 56+17= 22+28= 62-35= 81-35= 35+19= 84-29= 72+18= 74-37= 46+27= 32+19= 32+19= 82-37= 79-28= 54-45= 72-45= 96-59= 56-27=

5、86-58= 52+23= 35+17= 86-45= 40-12= 63-37= 50+22= 75-33= 12+29-19= 33-17+15= 71-15= 46-28= 43-27= 79-64= 85-50= 23+32= 76-18= 55+17= 38-16= 70-42= 83-56= 48+35= 69+10-36= 75-36+10= 61-39= 72-17= 76-38= 75+17= 48-36= 53+36= 42-37= 63-49= 42+13= 75-55= 15+56= 38+46= 27+12-28= 72-54+12= 85+7= 68-57= 42+

6、59= 60-37= 60-37= 46-38= 75+17= 92-59= 42-16= 62-56= 48-26= 42-19= 67+27-37= 65-39-15= 62-18+24= 86-12-15= 88-34+18= 51-42+53= 75+24-23= 63+12-42= 21+82-60= 44-5+12= 67-47+22= 65-33-18= 76-63+1= 43-29+13= 17+27-10= 75+15-30= 54+21+18= 57-33+31= 85-36+27= 77-65-6= 32+45-38= 53-37+15= 36+34-14= 100-76

7、+22= 21+82+17= 68-65-3= 63+18+11= 85-28-28= 55+38-15= 92-6+11= 53-29+19= 36-27+9= 12+79-62= 71-52+36= 81-45+36= 63-23+28= 73+12-71= 72-45+32= 83-27+10= 54-52+17= 65+15-47= 77-38+42= 54-41+36= 42-37+54= 35+12-28= 77-19-16= 51-27+28= 75-24+26= 24-16+40= 48-26+18= 21+82-60= 54-21-18= 54+21-18= 88-51-24

8、= 77-34+55= 60-34+35= 99-88+77= 77-64+22= 25-9-12= 23-14-9= 11+16-9= 12+18-15= 30-16-9= 30-11-13= 12+3+14= 13+12+5= 16+12-19= 18+11-13= 26-18-8= 19-8+11= 30-8-16= 30-13-8= 73-28= 54-28= 23-10-5= 25-16-7= 28-2-19= 26-7-18= 30-16-14= 30-11-13= 26-5-16= 28-19-3= 25-7-13= 26-17-5= 15+3+10= 12+15+2= 36+4

9、5= 39-27= 61-15= 56-38= 3+29= 46+14= 75-46= 54-26= 38+27= 62-38= 51-18= 52-16= 61-19= 34+38= 28-19-9= 3+14+7= 82-36= 37+48= 51-18= 82-34= 60-25= 80-9= 9+34= 18+26= 54-26= 34+38= 76-54= 27-19= 30-15-14= 10+15+4= 9+10+11= 24-8+9= 11+13-15= 26-17+8= 23-15+5= 26-8+17= 23-19+15= 25-19+14= 24-16+15= 26-18

10、+15= 28-12+6= 26-18-2= 29-5-7= 13+2+14= 30-15-4= 12+17+1= 24-17-5= 4+13+9= 13+15-19= 16-9+15= 28-21-7= 12+5+13= 25-18+17= 25-9-13= 15+17-14= 11+13-15= 38+36= 28+27= 35+26= 46+29= 33+49= 37+16= 51-34= 54-28= 56-27= 64-13= 58+16= 27-19= 38-9= 37-18= 35+16= 54+28= 28+39= 38+36= 37-21= 37-37= 56-27= 64-

11、13= 19+28= 25+37= 91-8= 73-29= 38+36= 28+27= 25-6+8= 26-8+4= 25-19+13= 26-8+7= 15+13-19= 18+6-21= 11+13-15= 10+15-18= 18+9-16= 13+15-16= 12+6-18= 13+8+19= 30-15-14= 30-19-8= 14-12+18= 23-5-16= 24-8-15= 3+15+7= 13+2+14= 28-9-11= 16+2-18= 18-9+16= 16-15+9= 13-8+15= 9+18-6= 18+9-16= 13+15-19= 12+6-15=

12、26-17= 35-17= 42-38= 76-59= 35-29= 37-21= 37-37= 100-82= 100-54= 100-60= 80-34= 76-54= 82-37= 9+16= 50-28= 80-34= 28+39= 34+38= 62-38= 51-18= 35+26= 54-54= 50-26= 64-13= 58+16= 56-38= 38-9= 37-18= 30-16-5= 30-5-17= 30-6-13= 30-16-11= 30-11-13= 26-15-6= 28-19-8= 27-6-15= 26-8-12= 25-19-2= 23-14-9= 23

13、-9-5= 25-6-17= 28-12-9= 17+8-16= 12-8+16= 18-9+15= 13+15-19= 13+16-15= 17-9+12= 18-12+19= 26-7+8= 24-8+7= 17-9+15= 11+16-9= 12+18-19= 15+11-16= 16-8+17= 25+67= 35+18= 42+9= 19+48= 36+45= 27-19= 38-9= 37-18= 26-17= 35-17= 42-38= 76-59= 35-29= 28+16= 25+67= 35+18= 76-59= 35-29= 61-37= 60-25= 38+27= 62

14、-38= 61-15= 56-38= 3+29= 38+36= 54-26= 81-47= 26-17-8= 26-10-3= 26-11-15= 30-5-16= 30-12-16= 30-13-8= 28-12-14= 26-10-15= 26-16-8= 23-14-6= 25-17-3= 24-7-13= 26-8-14= 29-4-17= 15-9+15= 14-12+18= 7+19-15= 18+6-19= 15-8+15= 20+8-16= 28-9-19= 28-9+12= 27-18+8= 15+14-19= 12-5+17= 9+18-9= 21-8+16= 22-6+1

15、6= 42+19 35+27= 34+6= 35+25= 26+34= 18+42= 35+42= 62-38= 51-18= 52-16= 61-19= 34+38= 38+36= 28+27= 18+39= 37-37= 100-82= 42+19= 19+28= 82-36= 74-34= 15-15= 35+24= 26+27= 91-8= 73-19= 46+14= 75-46= 23-5+6= 16+5+8= 2+19+8= 3+17+8= 8+14+2= 6+15+2= 19+5+3= 3+18+7= 4+6+18= 15+13+2= 8+16+2= 8+13+1= 11+3+1

16、5= 10+15+4= 13+15-19= 14+17-9= 15+15-11= 13+10-18= 23-5+15= 12+15-18= 23-9+11= 25-18+15= 29-16+15= 23-9+13= 30-15+6= 30-14+8= 30-16+9= 29-15+8= 35+26= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 62-38= 51-18= 90-17= 82-34= 61-37= 60-25= 34+36= 58+16= 27-19= 42-38= 76-59= 34+19= 28+39= 100-82= 100-54=

17、26+34= 18+42= 36+25= 42-19= 100-76= 38+16= 12+15+3= 5+4+18= 13+8+9= 15+7+4= 12+16+2= 11+14+3= 13+12+4= 2+13+15= 10-8+15= 27-18+8= 17+8-16= 18+9-16= 15-9+15= 12-5+17= 22-6+8= 8+19-11= 27-16+15= 18+6-15= 16-9+15= 15+19-16= 16+12-18= 18+11-13= 18+12-19= 22-15+7= 23-15+16= 24-8+12= 21+3-15= 26-17+18= 80

18、-9= 9+34= 18+26= 35+24= 26+27= 37+25= 91-8= 73-19= 84-16= 54-54= 50-26= 60-37= 50-28= 80-34= 37+16= 35-29= 37-21= 28+34= 37+25= 91-8= 73-29= 61-19= 34+38= 38+36= 15+68= 63-25= 64-28= 52-16= 9+18-9= 21-8+16= 22-6+16= 13+15-19= 14+17-9= 15+15-11= 13+10-13= 23-5+15= 12+15-18= 23-9+11= 25-18+15= 30-15+6

19、= 30-14+8= 30-16+9= 23-15+18= 26-18+17= 23-15+18= 25-9+13= 24-15+13= 26-18+15= 28-18+16= 26-18-7= 25-6+11= 26-8+12= 25-9-13= 26-8+3= 25+3-15= 18+16-19= 80-80= 80-0= 54-0= 54+37= 80-34= 76-54= 82-37= 9+16= 25+67= 35+18= 42+9= 19+48= 36+45= 75-26= 61-19= 34+38= 38+36= 54-26= 38+27= 62-38= 51-18= 54-18

20、= 54+37= 80-34= 35+26= 62-38= 19+48= 36+45= 29-15+8= 11+4+15= 12+3+11= 3+19+5= 1+13+7= 29-16+15= 12+15+8= 18+5+11= 19+5+8= 15+3+10= 10+5+14= 9+10+11= 12+15+3= 13+2+14= 11+13-15= 18+5-8= 12+15-9= 15+4-18= 13+8-19= 5+17-14= 16-8+17= 30-18+6= 30-13-8= 30-13-15= 30-15+14= 26-18+8= 19-8+17= 25-18+6= 74-3

21、4= 15-15= 26-0= 100-76= 38+16= 34+19= 38+29= 37+28= 35+16= 54+28= 38+26= 37+16= 35-29= 37-21= 75-26= 74-34= 28+27= 35+26= 100-82= 39-27= 26+38= 82-36= 34+38= 28+39= 54-26= 28+34= 91-18= 15+68= 7+16+3= 3+15+7= 12+6+7= 3+5+19= 8+15+2= 23-9+13= 17+4+3= 6+17+3= 13+4+7= 3+5+17= 7+15+4= 16+5+8= 2+5+19= 3+

22、14+7= 25-18+17= 15+14-8= 13+18-19= 15+17-14= 22-6+13= 19+10-17= 15+15-18= 23-14+15= 7+16-18= 11+13-15= 13+2+14= 30-18-9= 11+3+15= 30-8-16= 37-37= 100-82= 42+19= 35+27= 34+6= 35+25= 26+34= 0+37= 36+25= 42-19= 72-35= 85-26= 34+29= 19+28= 25+37= 42+37= 32-16= 45-29= 56-28= 75-26= 74-34= 36+45= 100-76=

23、38+16= 34+19= 38+29= 54-26= 38+27= 15+4+6= 9+15+4= 8+6+12= 7+15+6= 8+13+1= 18+6+4= 11+3+15= 12+15+2= 14+13+2= 15+13+2= 15+3+10= 10+5+14= 9+10+11= 12+15+3= 9+10+1= 26-10-13= 18+6+4= 29-5-7= 30-16-5= 8+13+1= 12+15+3= 12+15+2= 30-13-15= 30-15-4= 30-19-8= 20-6-5= 20-5-7= 30-16-13= 25+37= 28+34= 37+48= 2

24、8+39= 38+36= 35+26= 33+49= 25+37= 51-34= 56-27= 64-13= 81-47= 18+39= 56-28= 62-38= 51-18= 19+48= 36+45= 27-19= 38-9= 37-18= 35-29= 28+16= 64-13= 58+16= 27-19= 54-5= 61-15= 13+2+14= 15+2+11= 12+17+1= 12+3+14= 13+2+15= 9+15+7= 15+3+10= 10+15+4= 9+7+14= 12+15+3= 13+2+14= 29-5-7= 28-3-16= 30-18-9= 30-16

25、-14= 30-11-13= 26-5-16= 28-19-3= 27-6-15= 26-18-2= 25-9-12= 23-14-9= 23-10-5= 25-16-7= 28-2-19= 26-7-18= 30-16-14= 30-11-13= 36+45= 39-27= 19+28= 82-36= 37+48= 51-18= 82-34= 60-25= 80-9= 9+34= 18+26= 54-26= 34+38= 76-54= 56-38= 3+29= 46+14= 54-26= 38+27= 62-38= 51-18= 26+18= 91-18= 83-24= 54-28= 56-

26、27= 64-13= 58+16= 20-6-5= 30-8-16= 30-13-8= 30-13-15= 30-15-4= 12-8+16= 17-8+15= 28-9-19= 27-18+8= 13+16-15= 18-12+19= 21-8+16= 24-8+7= 30-19-8= 26-5-16= 28-19-3= 25-7-13= 26-17-5= 15+3+10= 12+15+2= 29-5-7= 13+2+14= 30-15-4= 12+17+1= 21-17-1= 1+13+7= 13+15-19= 16-9+15= 27-19= 38-9= 37-18= 26-17= 35-

27、17= 42-38= 76-59= 35-29= 37-21= 37-37= 100-82= 39-27= 26+38= 82-36= 12+29= 38+26= 37+16= 51-34= 82-34= 33+49= 73-28= 35+18= 51-34= 35+16= 37+16= 83-26= 34+46= 39-27= 30-16-5= 30-5-17= 30-16-13= 30-16-14= 30-11-13= 26-5-16= 28-19-3= 27-6-15= 26-18-2= 25-9-12= 23-14-9= 9+10+11= 12+5+13= 13+2+14= 28-21

28、-7= 12+5+13= 25-18+17= 25-9-13= 15+17-14= 11+13-15= 14-12+18= 23-5-16= 24-8-15= 3+15+7= 15+3+10= 10+15+4= 30-14-6= 30-12-8= 34+38= 28+39= 46+29= 54-26= 28+34= 91-18= 15+68= 84-16= 25+37= 19+28= 36+45= 28+34= 26+38= 37+48= 60-25= 34+36= 80-9= 9+34= 18+26= 37+25= 91-8= 73-19= 100-76= 38+16= 34+19= 19+

29、48= 36+45= 75-26= 15+12+1= 12+17+1= 12+3+14= 13+2+15= 9+15+1= 15+3+9= 10+15+4= 13+12+4= 29-5-17= 28-3-16= 30-18-9= 30-16-5= 30-8-16= 30-13-8= 15+3+7= 10+15+4= 27-8-16= 26-15-8= 27-18-9= 8+5+7= 9+6+7= 5+5+9= 8+5+6= 7+14+8= 21-17-18= 12+8+4= 9+5+14= 26-8-12= 34+19= 28+39= 34+38= 38+36= 28+27= 35+26= 4

30、6+29= 33+49= 34+46= 25+37= 42+37= 32-16= 45-29= 56-28= 74-34= 82-37= 9+16= 25+67= 100-82= 42+19= 35+27= 37+16= 35-29= 33+49= 25+37= 51-34= 56-27= 64-13= 30-13-15= 23-9+15= 23-10-5= 25-16-7= 28-2-19= 26-7-18= 26-10-13= 26-17-5= 30-16-5= 30-18-6= 30-3-18= 28-19-4= 26-17-5= 26-8-13= 22-13+15= 13+9-17=

31、13+16-10= 27-9+12= 12+18-11= 15+14-16= 26-18+17= 25-19+15= 24-17+12= 7+19-15= 12+16-18= 30-8-15= 14+8+6= 15+14-16= 39-27= 92-47= 18+39= 81-47= 82-36= 75-46= 37+48= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 62-38= 36+25= 42-19= 85-26= 34+29= 19+28= 82-36= 37+48= 51-18= 82-34= 18+39= 56-28= 36+45= 39-

32、27= 92-47= 23-14-6= 25-7-13= 24-17-3= 26-8-14= 29-4-17= 23-15-6= 22-15-7= 23-5-16= 24-8-12= 21-3-5= 16-7-8= 13-5-15= 26-8-11= 23-15-7= 26-18+17= 25-19+15= 24-17+12= 7+19-15= 12+16-18= 30-8-15= 14+8+6= 18-12+19= 26-7+8= 24-18+17= 23-9+5= 11+16-19= 15+3+8= 8+17-13= 51-18= 52-16= 61-19= 82-34= 93-48= 7

33、6-38= 75-26= 74-34= 36+45= 39-27= 45-29= 19+28= 28+34= 37+48= 18+39= 81-47= 28+39= 46+29= 54-26= 76-59= 35-29= 28+39= 34+38= 100-82= 39-27= 46+29= 33+49= 51-18= 25-9-8= 24-8-15= 26-17-5= 28-19-6= 26-3-12= 25-26-3= 26-18-2= 25-9-13= 26-18-3= 26-12-11= 28-21-7= 21-7-11= 22-13-5= 26-18-8= 8+19-12= 22-1

34、5+17= 23-15+12= 26-17+11= 12+7+8= 18+6-15= 29-16+12= 15+9-18= 16+12-13= 23-18+15= 25-19+10= 14-3+15= 16-11+15= 18-12+16= 28+39= 38+36= 18+39= 82-36= 37+48= 28+39= 100-76= 26-0= 15-15= 26-0= 100-76= 38+16= 34+19= 38+29= 52-16= 61-19= 18+39= 82-36= 37+48= 28+39= 100-76= 62-38= 51-18= 52-16= 61-19= 38+

35、29= 37+28= 35+16= 25-14-4= 26-8-17= 30-18-16= 3+15+7= 30-14+8= 8+15+2= 1+13+7= 3+5+17= 17+4+3= 11+4+15= 30-13-18= 30-13-15= 30-15-14= 26-18-8= 9+5+7= 30-11-3= 16+5+4= 28-9-13= 12+5+8= 26-7-8= 19-16+15= 23-19+13= 10+18-19= 28-16-3= 30-8-19= 30-16-5= 30-18-6= 30-3-18= 37+28= 35+16= 54+28= 38+26= 37+16

36、= 51-34= 54-28= 56-27= 64-13= 58+16= 12+29= 13+56= 34+19= 35+19 64-13= 58+16= 27-19= 35+18= 42+9= 19+48= 51-18= 52-16= 61-19= 34+38 26+27= 37+25= 91-8= 73-29= 29-18-11= 25-18-6= 25-18-7= 23-5-17= 28-19-1= 24-15-8= 23-14-6= 9+10+11= 12+15+3= 13+2+14= 15+12+1= 12+17+1= 12+3+14= 13+12+5= 30-13-5= 30-15

37、-4= 30-9-18= 30-6-15= 30-15-7= 30-6-13= 30-16-7= 30-11-13= 27-18-6= 26-9-8= 27-8-9= 28-19-9= 3+14+7= 12+8+7= 26+18= 91-18= 83-24= 67-19= 76-28= 46-46= 15+68= 63-25= 64-28= 56-39= 84-27= 83-26= 74-29= 73-28= 84-16= 19+48= 36+45= 75-26= 74-34 51-34= 54-28= 56-27= 64-13= 58+16= 12+29= 13+56= 34+19= 35+

38、19 19+5+1= 15+17+0= 10+15+4= 9+10+11= 12+5+13= 27-8-6= 26-7-8= 27-8-9= 28-9-9= 3+5+17= 2+6+17= 3+15+9= 8+15+2= 17+4+3= 3+15+9= 8+15+2= 7+14+3= 23-15+16= 30-16-11= 30-11-13= 12+13+4= 12+15+3= 27-18-6= 26-5-18= 26-8-13= 26-8-11= 28-9-11= 10+15+4= 54-28= 54-5= 61-15= 56-38= 3+29= 46+14= 75-46= 54-26= 3

39、8+27= 62-38= 51-18= 52-16= 61-19= 34+38= 26+18= 91-18= 83-24= 67-19= 76-28= 46-46= 15+68= 63-25= 64-28= 56-39= 84-27= 83-26= 74-29= 73-28= 21-17-1= 12+13+4= 19+5+1= 26-8-8= 26-12-11= 12+17+1= 22-13-5= 13+2+15= 25-8-4= 15+3+10= 12+5+3= 25-15-6= 13+2+14= 28-9-11= 30-18-6= 12+15+3= 30-13-5= 19-18+17= 2

40、5-15+16= 25-8+17= 25+4-8= 23+8-9= 15+7-4= 22-6+3= 28-19-5= 30-24+15= 12+15+3= 30-8-19= 38+36= 28+27= 35+26 46+29= 33+49= 37+16= 51-34= 54-28= 56-27= 64-13= 58+16= 27-19= 38-9= 37-18= 54-28= 54-5= 26+18= 91-18= 83-24= 67-19= 76-28= 28+34= 37+48= 28+39= 75-26= 74-34= 36+45= 39-27= 16+2-18= 18-9+16= 16

41、-15+9= 13-8+15= 9+18-6= 18+9-16= 13+15-19= 12+6-15= 17+8-16= 12-8+16= 18-9+15= 13+15-19= 13+16-15= 17-9+12= 12+13+4= 30-18-6= 26-8-11= 10+15+4= 11+16-19= 15+14-16= 22-15+17= 7+19-15= 18+6-15= 15+14-16= 16+12-13= 24-17+12= 14-3+15= 8+17-13= 26-17= 35-17= 42-38= 76-59= 35-29= 37-21= 37-37= 100-82= 100

42、-54= 100-60= 80-34= 76-54= 82-37= 9+16= 35+16= 54+28= 38+26= 37+16= 54-28= 56-27= 64-13= 58+16= 12+29= 84-27= 83-26= 74-29= 73-28= 54-28= 18-12+19= 26-7+8= 24-8+7= 13-9+15= 11+16-9= 12+18-19= 15+11-16= 16-8+17= 15-9+15= 14-12+18= 7+19-15= 18+6-19= 10-8+15= 20+8-16= 27-9+12= 23-9+5= 18+16-19= 18+11-1

43、3= 15+4-18= 23-15+16= 9+10+1= 30-18+6= 18+5-8= 16-9+15= 23-15+18= 23-9+11= 26-17+18= 29-15+8= 25+67= 35+18= 42+9= 19+48= 36+45= 27-19= 38-9= 37-18= 26-17= 35-17= 42-38= 76-59= 35-29= 28+16= 35-17= 42-38= 76-59= 35-29= 37-21= 33+49= 25+37= 51-34= 82-34= 61-37= 60-25= 34+36= 100-60= 80-34= 28-9-19= 28

44、-9+12= 27-18+8= 15+14-19= 12-5+17= 9+18-9= 21-8+16= 22-6+16= 13+15-19= 14+17-9= 15+15-11= 13+10-13= 23-5+15= 12+15-18= 18+6-19= 13+15-19= 26+18= 91-18= 83-24= 67-19= 76-28= 46-46= 36+45= 25+37= 19+28= 36+45= 28+34= 26+38= 42+19= 35+27= 34+6= 35+25= 26+34= 18+42= 35+42= 62-38= 51-18= 52-16= 61-19= 34

45、+38= 38+36= 28+27= 76-54= 38+36= 28+27= 35+26= 46+29= 33+49= 34+46= 25+37= 42+37= 32-16= 45-29= 56-28= 39-27= 92-47= 23-9+11= 25-18+15= 29-16+15= 23-9+13= 30-15+6= 30-14+8= 30-16+9= 29-15+8= 22-6+8= 8+19-11= 27-16+15= 18+6-15= 16-9+15= 15+19-16= 37+48= 34+19= 28+39= 34+38= 38+36= 28+27= 35+26= 46+29

46、= 33+49= 34+46= 25+37= 42+37= 32-16= 45-29= 35+26= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 62-38= 51-18= 90-17= 82-34= 61-37= 60-25= 34+36= 18+39= 81-47= 82-36= 75-46= 37+48= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 45-29= 19+28= 28+34= 16+12-18= 18+11-13= 18+12-19= 22-15+7= 23-15+16= 24-8+12= 21

47、+3-15= 26-17+18= 23-15+18= 26-18+17= 23-15+18= 25-9+13= 24-15+13= 26-18+15= 56-28= 39-27= 92-47= 18+39= 81-47= 82-36= 75-46= 37+48= 34+19= 28+39= 34+38= 38+36= 54-26= 38+27= 80-49= 9+34= 18+26= 35+24= 26+27= 37+25= 91-8= 73-29= 84-16= 54-54= 50-26= 60-37= 50-28= 80-34= 37+48= 28+39= 38+36= 18+39= 35

48、+16= 54+28= 38+26= 37+16= 51-34= 54-28= 92-47= 18+39= 81-47= 82-36= 28-18+16= 26-18-7= 25-6+11= 26-8+12= 25-9-13= 26-8+3= 25+3-15= 18+16-19= 11+13-15= 18+5-8= 12+15-9= 15+4-18= 13+8-19= 5+17-14= 62-38= 51-18= 52-16= 61-19= 82-34= 93-48= 76-38= 75-26= 74-34= 36+45= 39-27= 45-29= 19+28= 28+34= 80-80=

49、80-25= 54-18= 54+37= 80-34= 76-54= 82-37= 29+16= 25+67= 35+18= 42+9= 19+48= 36+45= 75-26= 75-46= 36+45= 28+34= 26+38= 37+48= 34+19= 38+27= 62-38= 51-18= 52-16= 37+16= 51-34= 54-28= 56-27= 16-8+17= 30-18+6= 30-13-8= 30-13-15= 30-15+14= 26-18+8= 19-8+17= 25-18+6= 25-18+17= 15+14-8= 13+18-19= 15+17-14=

50、 22-6+13= 19+10-17= 37+48= 28+39= 38+36= 18+39= 82-36= 37+48= 28+39= 100-76= 26-0= 15-15= 26-0= 100-76= 38+16= 34+19= 74-34= 15-15= 26-10= 100-76= 38+16= 34+19= 38+29= 37+28= 35+16= 54+28= 38+26= 37+16= 35-29= 37-21= 64-13= 58+16= 34+6= 35+25= 26+34= 18+42= 82-34= 61-37= 60-25= 80-34= 76-54= 82-37=

51、9+16= 35+19= 15+15-18= 23-14+15= 7+16-18= 11+13-15= 13+2+14= 30-18-9= 11+3+15= 30-8-16= 9+10+1= 26-10-13= 18+6+4= 29-5-7= 30-16-5= 8+13+1= 38+29= 37+28= 35+16= 54+28= 38+26= 37+16= 51-34= 54-28= 56-27= 64-13= 58+16= 12+29= 13+56= 34+19= 37-37= 100-82= 42+19= 35+27= 34+6= 35+25= 26+34= 10+37= 36+25=

52、42-19= 72-35= 85-26= 34+29= 19+28= 26+18= 91-18= 83-24= 67-19= 35+27= 34+6= 35+25= 26+34= 10+37= 36+25= 42-19= 72-35= 85-26= 34+29= 12+15+3= 12+15+2= 30-13-15= 30-15-4= 30-19-8= 30-16-5= 30-5-17= 30-16-13= 30-16-14= 30-11-13= 26-5-16= 28-19-3= 27-6-15= 26-18-2= 35+19= 26+18= 91-18= 83-24= 67-19= 76-

53、28= 46-46= 15+68= 63-25= 64-28= 56-39= 84-27= 83-26= 74-29= 25+37= 28+34= 37+48= 28+39= 38+36= 35+26= 33+49= 25+37= 51-34= 56-27= 64-13= 81-47= 18+39= 56-28= 19+28= 25+37= 28+34= 37+48= 28+39= 38+36= 35+26= 33+49= 25+37= 51-34= 56-27= 64-13= 26-9-8= 27-8-9= 84-16= 46+25= 72-56= 73-26= 76+17= 75-35=

54、36+29= 34+58= 41-39= 35+27= 57-23= 39+59= 81-52= 53+28= 65-20= 78-18= 61-42= 94-46= 23+68= 29+36= 33-24= 71-34= 29+53= 79-26= 49+18= 63-44= 16+27= 47+52= 29+32= 63+38= 56-27= 86-28= 71-24= 93-46= 67-18= 61-37= 47+23= 6+30= 36+49= 12+83= 56-18= 24+18= 85-17= 32+59= 41+35= 77-15= 27+24= 99+1= 50-20= 1

55、8+20= 70+20= 52-27= 24+19= 56-24= 36+20= 12+8= 56+27= 38+56= 63+28= 40+54= 42-13= 43+28= 478= 72-28= 763= 286= 64-8= 1235= 3622= 7216= 80-41= 72-18= 0+10= 29+51= 8-8= 30+16= 24+4= 56-18= 63-23= 2523= 2115= 449= 7240= 8329= 100-20= 90-36= 41+59= 98-18= 36-28= 36+9= 24+18= 16-8= 19+4= 7+55= 3816= 2771

56、= 5918= 4332= 9+7= 30-5= 7+15= 40+18= 4129= 56+7= 172= 100-27= 31-6= 30-5= 70-25= 32+8= 100-55= 31-11= 1728= 449= 3412= 286= 926= 35-16= 449= 3012= 286= 926= 2317-10 146652 8+19= 24+36= 23+25= 50-18= 42-15= 8329= 8329= 23+25= 50-18= 42-15= 28819 835720 36-6= 364= 45+25= 4633= 8514= 4852= 3658= 17+60

57、= 137= 4317= 4852= 3626= 17+60= 137= 81574 60-20= 53-20= 92-32= 30-5= 70-25= 80-（50+30）= 90-81= 63-33= 32+10 81-9= 19+30= 88-18= 7020= 10010= 7570= 37+13= 556= 90-40= 70-18= 19+30= 8+20= 1936-8-1= 10050= 569= 437= 928= 87-16= 41+25= 78-56= 79-26= 76+17= 7224= 357= 6129= 357= 259= 535= 246= 2127= 357

58、= 259= 535= 246= 46-13= 80-12= 30+18= 40+19= 87-17= 25+15= 90-18= 32+16= 9-4= 30+20= 1942-6-1= 1942-5-1= 7489= 2011-12-9= 4597= 126= 186= 1944-7-1= 10040= 2020 = 738 = 806 = 158 = 639 = 85-17= 35+46= 32+59= 17+68= 26+48= 35+36= 75-35= 36+29= 12+49= 34+58= 41-39= 81-13= 35+21= 42+18= 57-23= 54+26= 39

59、+59= 87-52= 53+28= 55+36= 30+19= 88+12= 100-10= 91-10= 570= 959= 1947-8-1= 100906= 347= 65209= 25950= 405 = 879 = 427 = 10090 = 450= 657 = 99 = 29+30= 90-15= 63+34= 56-27= 86-28= 58-21= 71-24= 31-19= 37+25= 93-46= 65-36= 41+35= 36+49= 76+21= 4129= 809= 5520= 8028= 6113= 18060= 17020= 938= 2725= 898= 51+27= 38+56= 63+28= 46+48= 763= 286= 1235= 3622= 7216= 756= 4610= 478= 130+80= 639 = 65-20= 78-18= 69-42= 98-46= 80-65= 39+46= 23+68= 98-35= 29+36= 39-20= 71-34= 29+53= 67-18= 61-37= 47+23= 6+30= 7-39= 32+29= 3816= 2771= 5918= 4332= 356=