二年級(jí)下冊(cè)口算練習(xí)題

1、精品文檔 小學(xué)數(shù)學(xué)二年級(jí)下冊(cè)口算題 時(shí)間：5分鐘 精品文檔 24 - 4= 7+ 7X 9= 9X 4= 36 - 6= 9X 7= 56-( 12-4) = 28-7+ 16= (3+4) X 5= 36+ 4= 30 5= 63 - 9= 64 - 8= 64 - 8+ 16= 45- 5= 2X 7- 1 = 5X 5 + 23= 12 + 35- 5= 27+ 72 - 9= 4X 6+ 33= 40- 8= 21- (15+6)= 36 + 2X 2= (59-17)- 6= 72 - 9+ 24= 54 - 9= 44 - 9X 4= 72- 9X 2= 4X 3+ 3X 2= 3

2、5- 7= 56 - 7= 8X 2= 1 X 7+ 56= 56 - 7-8= 12- 6= 4X 8= 21 - 3-7= 9X 3+5= 8-8= 32 - 4= 82 - 9= ()X 6=30 42 - 7= 35 - ( )=7 28 - 7= ()X 8=48 21 - 3= 36 - 4= 18-2= 63 - 7= 9X 6= 9X 9= 4X 6+ 10= 6X 5 + 40= 81-9-5= 55 - 20-10= 3X 9 + 46= 9- 3= 9-9= 5X 8 + 3X2= 80-2X 8= 33 + 6X 0= 9X 4-6= 40 - 8= ()X 4=20

3、61- 13+20= 15-5= 9X 3= 42 - 1 X 5= 18- 9= 180-60= 72 - 0 十 4= 4X 7+ 8= 14+ (8-5)= 61 + 27-3= 170+ 20= 5X 9= 7X 7= (2+6) X 5= 60+300= (10+10) - 5= 83 - 29= 5X 6= 43 - 17= 21 + 27= 32 - 8= 30 - 6= 36 - 4= 64 - 8= 5- 1 = 15-3= 16-8= 42 - 6= 400+ 50= 38+ 26= 93- 8= 49 - 7= 6X 9= 56 - 30= 35- 5= 27 + 25=

4、 16-2X 7 = 11 + 85 = 2X 2+12= 2X 9+8 = 精品文檔 3X 8+8= 8-2 0 = 50+ 2X 8= 14 + 11 = 9X 5-5 = 90 81 = 85 83 1 = 8X 6+ 2= 6-2-2= 96 2 X 4 = 52 1X 5= 4+24 - 4 = 19+6X6= 5X 6+ 82= 1 X 3+ 23= 77 + 66= 5X 7-10 = 25- 5+9= 20-5+ 37 = 16+ 16 = 4+7 X 7= 8+5X7= 51 30+ 5= 9+40 - 8 = 45 + 9 = 42 25-5 = 7X 5+8= 36 -

5、6 + 29= 4 X 3 0 = 2X 4+ 62= 36 + 69= 51 + 37 = 73 + 24 - 3= 1X 8 7= 3X 9+ 48= 6 X 4 19= 46 + 31 = 60-10= 12-2 2 = 5X 4+17 = 71 48= 26 14= 75 7X 4 = 28-4+ 23= 12-4 2 = 4X 3+2 = 7X 9+9= 97 7 = 48 - 6 7 = 8X 9+9 = 81-9+1 = 10- 1+8 = 30+10 1 = 76 + 17 32= 37+ 1X 5= 9+9X7= 32 - 4+2 = 8-1X7= 95 57 = 53 4X

6、 1 = 4+4X8= 34 + 4X 4 = 5-16 - 8= 92 6X 2= 22 + 32= 9+36- 9 = 8 8 0 = 24 - 3-7 = 4X 6 11 = 36 - 9+ 19 = 60 36= 13+ 8X 8 = 0+35 - 7 = 24 5 - 5= 4X 7+ 72= 42 6 4 = 62 10- 2= 96 2X 3 = 43+ 58= 79 38= 70-8 X 5 = 35 5+ 31 = 93 22= 10 63- 9 = 63 62 = 20- 5 3= 47 3X 2= 55 9X 5= 9X 4 10 = 60+ 72 - 8 = 8X 4

7、22= 21 2X 3= 精品文檔 1x9-0= 13+ 71 = 16* 2-8 = 62-4X 4 = 6X6X 3= 18-63* 7 = 59+ 74 - 70 = 100-2X 1 = 8X 5 + 45 = 9X 2- 10= 51- 19-0 = 8X 0+ 49= 3X4X9= 7X 0+ 31 = 89- 76 - 11 = 32* 8X 6= 42 - 6X 2 = 12* 4* 3 = 36* 9X 5= 144* 6* 4 = 9X 9-61 = 72* 8- 1 = 99- 9* 3= 8X 5- 14= 70 - 3+ 13= 53 - 37 - 4 = 74+ 3

8、1 - 16 = 6X8+3= 47 - 11-21 = 75+ 5X 3 = 6X 4+ 61 = 40* 4- 5= 432- 8 -9= 74-8X 7 = 80* 10-4 = 90* 9X 5= 30* 5+ 58= 52 + 6X 0 = 62+ 86+ 70 = 30* 10+ 65 = 108- 3* 4= 50 - 1* 1 = 15- 1-7= 75+ 24* 6 = 8X2X7= 4X 5- 19= 28+ 30+ 94 = 23- 0- 18= 5*1X5= 12* 4* 3 = 3X 7+ 68= 11+ 86- 1 = 72* 9- 1 = 78 - 81* 9 =

9、 29+ 9X 2= 6*1X4= 26 + 93 - 52= 0X 6 0= 59- 30* 10 = 20- 2X 5= 87-7X 7 = 22 + 35* 5 = 98-47+ 0 = 62- 32* 4 = 48* 8-0 = 5X 3+ 95= 61 + 97-8 = 73- 10* 10 = 8X 3+ 89= 1 X 0X 9= 80+ 15+ 52 = 18- 12* 2 = 56 + 71 - 23= 9* 1 + 9= 4+5X6= 29- 1X 2= 57 - 13-42= 72 - 17-24= 82- 74+ 72 = 16* 2X 0= 7+ 0+ 94 = 57

10、+ 71 - 96= 270* 6* 5 = 16* 4X 3= 38 - 7+ 69= 4* 1X 9= 84+ 42* 6 = 91-37+ 58 = 12* 4X 2 = 4+ 52 + 51 = 102-4X 6 = 2X9*9= 精品文檔 38+ 80- 8= 86 - 73 + 1 = 8X 9+ 72= 100- 10X 1 = 28-2X 8 = 48+ 43 - 21 = 24 - 8 - 1 = 21-7- 1 = 79 - 73 - 4= 20- 10+ 18= 56+ 51 + 18 = 128-8-8 = 136- 7X 7= 77-81 - 9 = 92 - 37-

11、41 = 31 + 9X 8= 14+ 5X 7 = 3X 7+ 20= 210-7-3 = 16+ 76- 54 = 98 - 39+ 47= 12-3- 1 = 49+ 25+ 81 = 27+ 91 - 42 = 113- 5X 3= 50-5-4 = 68+ 1X 9 = 83- 8- 9= 72 - 8X 6 = 32 + 96 - 33= 2X7-0= 89+ 93 - 26 = 66 + 14+ 79= 22 - 21 + 43= 4X 14- 7= 58 6 8= 66 9 X 4 = 1 X 6 4= 42 - 7 - 1 = 20+ 21 - 7 = 6-2 + 20 =

12、42 + 4X 6 = 192-6-8 = 12 - 8+ 59= 28 + 0X 2 = 9X 9X 6= 65 3X 9= 89- 16- 5 = 9 X 0-0= 3X 5+ 33= 37+ 15-3 = 69 56+ 39 = 35 - 5-2 = 1X 9- 9= 19- 1X 5= 61-41 - 18 = 21 + 7X 8 = 1X 30-6= 36+ 0X 5= 72 - 6- 4= 30 + 69+ 53= 47- 16-22= 196-4-7 = 99+ 35+ 31 = 51 + 80+ 84= 24 + 3X 8 = 53+ 93- 13 = 20+ 46+ 62 =

13、 15- 12+ 68= 24 - 1 X 8 = 79- 46 - 27 = 41-4X 7= 8X 4 + 41 = 3X 1 + 67= 126-5X 6 = 32- 8X 8= 7- 1+ 29 = 97+ 52 - 57= 5 X 3 6 = 80- 5- 4= 58 + 0X 1 = 159- 8X 9 = 43+ 78 - 76 = 5X 9X 5 = 80 - 2-8 = 50 - 10-5 = 74- 38 - 32 = 6X 8+ 27= 6-3-0= 3X 8X 5= 68- 20-2 = 0X 14- 7= 精品文檔 34 0 X 6 = 4X 9X 4= 48 6-

14、3= 1X 5X 8 = 61 - 20 36= 8X 0+ 49= 0X 6+ 32= 48 6 0= 80+ 24 66= 4 4 0= 4X 8+ 16= 1-10= 95 6X 7 = 24 - 8 2 = 40- 10 2 = 13+ 16 24 = 90- 10- 9= 118 7X 3 = 2X88= 27+ 4X 5= 14+ 66 52= 42 + 0X 2 = 13+ 58+ 61 = 77 13 14 = 9X 24 - 4 = 6X 8+ 75= 71 30- 10 = 90 9- 9= 5X 32-8 = 48+ 74 1 = 9X 6 12= 77 12-3 = 4

15、0 - 5 4 = 91 25 7 = 87+ 51 54 = 3X 9X 9 = 66 + 60 6= 39 2 11 = 32 - 2-2 = 25+ 18-9 = 3X 8 + 33= 34+ 80 - 8 = 83+ 49+ 12 = 6X 5+ 51 = 70 - 7- 10= 67 4 56 = 58+ 20-4 = 27- 3- 3= 60 + 93+ 42= 105- 7-3 = 63 2X 4= 12- 6 1 = 58 3 3 = 6- 3+ 39= 91+ 12-4 = 80 36 - 9 = 60 3 5 = 90+ 11 34= 51 27- 3 = 4X 5X 9

16、= 23+ 48+ 66= 6X 6+ 88= 14- 7+ 36= 54 9X 6= 9X2-1= 64 + 3X 8 = 10+ 78+ 3 = 80 1 54= 76 0 40= 45 11 28= 0X 6+ 72= 24 4 2= 8-2X5= 72 - 1 十 9 = 2X 3+ 64= 19+ 5X 3= 78 + 82 59= 23+ 10- 10= 84+ 95+ 74 = 83 57 20 = 7 7 + 8 = 18 11 6 = 2+8X8= 86+ 6X 5= 64 - 8+ 0 = 40 - 10+ 17= 46 54- 6 = 29+ 49 - 7 = 60 3

17、5 = 13+ 50 + 48= 78 80 8 = 82+ 64 18 = 精品文檔 3-6-6= 40 - 3+ 18 = 3-1-0= 79- 10 十 1 = 1 X 4+ 92 = 2X 9- 3= 18- 6X 7= 2X2-0= 7-1十7= 21 + 56 - 8 = 24寧4寧3= 8-2-0= 56 + 8X 7 = 40 - 10+ 68= 88- 68+ 8 = 60- 54+ 31 = 65 - 36- 4= 62 - 4X 2 = 60+ 33- 16 = 47- 25+ 44 = 36 + 10+ 65= 4X 9+ 4= 9 X 2 4 = 50* 5X 9=

18、1 X 21 - 3 = 6- 6+ 91 = 28- 1 十 7= 54 - 6+ 62= 40 - 5-4 = 80-8-2 = 24 - 6 - 3= 56* 7- 7= 99 + 1 X 5 = 30-3X 7 = 4-1X3= 45* 9- 4= 54 - 35- 4= 76+ 27-9 = 29+ 4X 7= 16* 4X 4= 95 + 7X 6 = 95 + 9寧 3 = 1 X 8+ 83= 53+ 39 - 2 = 60 - 6+ 23= 35 + 0X 1 = 9X 9-25= 12* 2X 6= 69 4 X 0 = 79+ 6 + 23 = 5X8-6= 94+ 5*

19、 1 = 36 - 8- 17= 22 + 0X 3 = 7X9-1= 5+ 12* 3= 44 + 32 - 2= 18-2X 3 = 1 X 2+ 29= 80+ 0X 6= 78 + 28 - 4= 33+ 19 + 42= 49- 7X 7= 13- 12* 6 = 58 + 6 X 3 = 137- 8X 6 = 47+ 14-2 = 0X 5+ 58= 16-6-2 = 9X1X 1 = 61-50-7 = 8X27* 9= 59 + 82 - 0= 16-2X 4 = 62+ 80-79 = 14* 7X 9= 76 - 39 - 10= 65- 40 - 2 = 8X7-1=

20、48* 8- 3= 35-4X 0 = 4X 1+ 15= 71 + 7X 7= 5 36* 9= 8-8+ 13 = 60+ 71 + 65= 99- 8+ 81 = 46- 24- 7 = 97+ 19+ 88= 39 - 32 - 3 = 4X5X2= 51-6- 10= 精品文檔 60 - 11 40= 79 9X 8 = 40* 5+ 82 = 2*1X 6 = 76+ 92 40= 9X 8X4 = 77+ 79+ 57 = 8 + 40+ 18= 96 16 - 8= 648* 9* 9 = 92 24+ 67 = 4X6X 1 = 0X 14-2 = 90 + 18* 3 =

21、21* 7 0= 28* 4X 4= 75 + 7X 2 = 53 17 + 46= 96+ 31 97 = 2 + 81 62= 97 0X 8 = 36* 6 1 = 101 2X 5 = 7X1X 9 = 1 X 1 + 99 = 92 + 80 10= 10 2* 2= 51 39 5 = 1 十 1 + 52 = 87+ 8X 1 = 8* 8+ 16= 28* 7 2= 30* 5+ 58= 52 + 6X 0 = 62+ 86+ 70 = 30* 10+ 65 = 7 + 20+ 7 = 10* 2 + 63 = 30* 10+ 21 = 48 43 0 = 18+ 35+ 94

22、= 60* 10 0 = 10+ 40 9 = 10* 2+ 60= 22 3X 7 = 42 + 73 + 38= 96 5X 8= 12 3X 2= 5X 4 + 47 = 58 30 + 65= 38 11 6 = 1 X 80* 8= 40* 4 3 = 4X 8 16= 40+ 42 31 = 30* 10+ 79 = 84 63+ 0= 28+ 7X 7 = 24 13+ 38 = 84+ 16+ 5 = 7X59= 10 14* 2 = 7X5X8= 0X 1 + 71 = 35 + 0 X 6 = 109 40* 4= 2 + 95+ 79= 92+ 7 97= 61 3X 6

23、 = 14+ 51 4 = 3X 70* 10= 49* 7+ 52= 4X 0+ 50 = 8* 8 0= 9X 8+ 61 = 54 6X 8= 72*8X 0 = 35 + 9 X 3 = 70* 10X 7 = 9X1+0= 24* 4 4 = 97 89+ 33= 72* 8* 3= 3*3X 5 = 28 + 5X 1 = 9X 8+ 68= 35+ 21 + 23 = 84+ 60* 10 = 13+ 40+ 87= 30* 3 + 42 = 42 4* 1 = 83 13 3 = 精品文檔 46 - 3+ 20= 89+ 12* 2 = 3 X 6 5 = 27- 3X 2=

24、40* 10- 1 = 81 - 5X 2 = 69+ 12+ 46 = 3 X 4 9 = 78 - 20+ 63= 30* 6 + 26 = 22+ 71 + 26 = 9X0X 7 = 69+ 69+ 74= 120* 3* 8 = 65+ 7X 3= 1X6X 6 = 57 - 33+ 45= 64* 8 0 = 6X6X 0= 40+ 2X 3= 23+ 82 + 92= 76 + 21* 3 = 4+8X6= 43+ 30* 10 = 71 - 7* 1 = 50* 5+ 72 = 57+ 78+ 16 = 94+ 7X 5= 8* 1 + 77 = 91 - 12+ 34= 78

25、+ 8X 7= 40* 8- 4= 42* 6-2 = 65 - 1+ 25 = 2X5X3= 64+ 66+ 3 = 180* 10* 3 = 98+ 32 + 44= 30* 10X 9= 33+ 2X 4= 8* 8 0 = 87-42 + 75= 80+ 50- 1 = 89- 1- 31 = 93 - 9 + 46= 70 + 2 + 3 = 73- 38 - 31 = 2X2X 2 = 86 - 73+ 62= 52 + 1 X 4 = 41-3X 4= 92+ 49+ 82 = 90 - 8X 1 = 95+ 13+ 50= 34+ 40* 4 = 1 X 0+ 52= 53 +

26、 90* 9= 2X 8X 3= 79+ 5X 2= 2X 9X 2 = 0 X 30* 5 = 7X 0- 0= 23+ 53+ 34 = 7X 9+ 28= 60* 10X 4= 73 - 62 - 7 = 4X 4- 11 = 91+ 97-69 = 6 4* 2 = 7X 0+ 34= 61-20+ 57 = 1 X 7+ 16= 1 X 27* 3 = 87-6X 1 = 96+ 59+ 16 = 16* 8- 1 = 85- 9X 9 = 7X 4- 7= 67- 53+ 6 = 98+ 25+ 32 = 55 - 42 + 78= 5X 30* 3 = 18- 1X 5= 41

27、+ 2X 4= 8X 2 + 52 = 5X 63* 9 = 1X1-0= 9X 0X 8 = 4 X 2 0 = 80* 8* 1 = 0X2X 9= 5* 5+ 34= 精品文檔 66+ 6X 7 = 63+ 91 + 20= 21 3+ 6= 24+ 20* 5 = 9X1X4= 8X 2X 7= 60* 4寧 5= 65+ 6* 3= 120- 5- 6= 0X 3X 0= 70- 10X 9 = 54 46 2 = 180- 10- 3 = 98+ 32 + 44= 30* 10X 9 = 33+ 2X 4= 8寧 8 0 = 87 42 + 75= 80+ 50 1 = 89 1

28、31 = 53 + 60 85= 90 + 41 + 2 = 40 10+ 11 = 8 + 99+ 31 = 70 - 7- 10= 67 4 56 = 58+ 20* 4 = 27* 3* 3= 60 + 93+ 42= 105- 7-3 = 63 2X 4= 12* 6 1 = 58 3 寧 3 = 6- 3+ 39= 91+ 12* 4 = 80 36* 9 = 70 3+ 13= 53 37 4 = 74+ 31 16 = 6X8+3= 47 11 21 = 75+ 5X 3 = 6X 4+ 61 = 40* 4 5= 432- 8 -9= 74 8X 7 = 80* 10 4 =

29、90* 9X 5= 23+ 82 + 92= 76 + 21 - 3 = 4+8X6= 43+ 30* 10 = 60 11 40= 79 9X 8 = 40* 5+ 82 = 2*1X 6 = 76 + 92 40= 9X 8X 4= 77+ 79+ 57 = 8 + 40+ 18= 96 16 - 8= 648- 9-9 = 92 24+ 67 = 4X6X 1 = 0X 14-2 = 90 + 18-3 = 21* 7 0= 28* 4X 4= 75 + 7X 2 = 53 17 + 46= 96+ 31 97 = 2 + 81 62= 4 X 2 0 = 80-8- 1 = 0X2X

30、9 = 5* 5+ 34= 66 + 6X 7 = 63+ 91 + 20= 21 3+ 6= 24+ 20* 5 = 9X1X4= 8X 2X 7= 60* 4* 5= 65+ 6* 3= 120- 5- 6= 0X 3X 0= 70* 10X 9 = 54 46 2 = 180- 10- 3 = 98+ 32 + 44= 30* 10X 9 = 33+ 2X 4= 精品文檔 8寧 8 0 = 87 42 + 75= 80+ 50 1 = 89 1 31 = 24 - 4 4 = 97 89+ 33= 72* 8* 3= 3*3X 5 = 16 2X 7 = 91 + 85 26= 2X2X

31、 2 = 2X 9X 8 = 3X8X 8 = 2* 1 0= 50+ 2X 8= 14+ 11 25 = 9X 5X 5 = 90 81 + 2 = 85 83 1 = 8X 6+ 79= 6-22= 96 2 X 4 = 52 1X 5= 4X 24* 4= 19+6X6= 5X 6+ 82= 1 X 3+ 63= 77+ 66 49 = 5X 70- 10= 25*5X 9 = 20* 5+ 37= 63 16+ 16 = 4X7X7= 80+ 5X 7 = 51 30+ 5 = 9X 40* 10= 45 + 91 + 29= 72 25* 5 = 7X5X0= 60* 6+ 29=

32、4 X 3 0 = 0X 4+ 62= 36+ 69 16 = 51 + 37 59 = 73 + 24 - 3= 1X 8 7= 3X 0+ 48= 6 X 4 19= 60* 3 寧 5 = 13+ 50 + 48= 78 80* 8 = 82+ 64 18 = 36*6= 40 3+ 18 = 3*10= 79 10* 1 = 46 + 91 + 80= 60* 10+ 99= 12* 2 2= 5X4X 7 = 60* 6 7 = 8X27*9= 81* 9* 1 = 10* 1X 8= 30* 10 1 = 76+ 57 79= 37+ 1X 5= 90+ 9X 7= 32* 2*

33、2 = 10* 1 X 7 = 95 57+ 44 = 53 4X 1 = 4+4X8= 34 + 4X 4 = 5X 16*8= 92 6X 2= 22 + 32 + 97= 9X 36* 9= 8* 8 0 = 168* 3* 7 = 4X 6 11 = 36* 9+ 69 = 0+ 60 36 = 13+ 8X 8= 0 X 35* 7 = 24 5* 5 = 4X 7+ 98= 42* 6 4= 62 10* 1 = 96 2X 3 = 43+ 58 67 = 79 38 + 40 = 精品文檔 42 - 6X 2 = 12* 4* 3 = 36* 9X 5= 144* 6* 4 =

34、9X 9-61 = 72* 8- 1 = 99- 9* 3= 8X 5- 14= 70 - 3+ 13= 53 - 37 - 4 = 74+ 31 - 16 = 6X8+3= 47 - 11-21 = 75+ 5X 3 = 6X 4+ 61 = 40* 4- 5= 432- 8 -9= 74-8X 7 = 80* 10-4 = 90* 9X 5= 30* 5+ 58= 52 + 6X 0 = 62+ 86+ 70 = 30* 10+ 65 = 108- 3* 4= 50 - 1* 1 = 15- 1-7= 75+ 24* 6 = 8X2X7= 4X 5- 19= 28+ 30+ 94 = 23

35、- 0- 18= 98 - 39+ 47= 12* 3* 1 = 49+ 25+ 81 = 27+ 91 - 42 = 113- 5X 3= 50* 5-4 = 68+ 1X 9 = 83- 8- 9= 72* 8X 6 = 32 + 96 - 33= 2X7-0= 89+ 93 - 26 = 66 + 14+ 79= 22 - 21 + 43= 4X 14*7= 58 6 8= 66 9 X 4 = 1 X 6 4= 42* 7 - 1 = 20+ 21* 7 = 6* 2 + 20 = 42 + 4X 6 = 192* 6* 8 = 12 - 8+ 59= 28 + 0X 2 = 9X 9

36、X 6= 65 3X 9= 89- 16- 5 = 9 X 0-0= 3X 5+ 33= 37+ 15* 3 = 69 56+ 39 = 35* 5-2 = 1X 9* 9= 19- 1X 5= 61-41 - 18 = 51 + 80+ 84= 24 + 3X 8 = 53+ 93- 13 = 20+ 46+ 62 = 15- 12+ 68= 24 - 1 X 8 = 79- 46 - 27 = 41-4X 7= 8X 4 + 41 = 3X 1 + 67= 126-5X 6 = 32* 8X 8= 7* 1+ 29 = 97+ 52 - 57= 5 X 3 6 = 80* 5* 4= 58

37、 + 0X 1 = 159- 8X 9 = 43+ 78 - 76 = 5X 9X 5 = 80* 2* 8 = 50 - 10* 5 = 74- 38 - 32 = 6X 8+ 27= 精品文檔 6-3-0= 3X 8X 5= 68- 20-2 = 0X 14- 7= 34 0 X 6 = 4X 9X 4= 48- 6- 3= 1X 5X 8 = 76 - 0 40= 45 - 11-28= 0X 6+ 72= 24寧 4 2= 8-2X5= 72 - 1 十 9 = 2X 3+ 64= 19+ 5X 3= 78 + 82 - 59= 23+ 10 十 10= 84+ 95+ 74 = 83

38、- 57- 20 = 35-4X 0 = 4X 1+ 15= 71 + 7X 7= 5 36寧 9= 8-8+ 13 = 60+ 71 + 65= 99- 8+ 81 = 46- 24- 7 = 97+ 19+ 88= 39 - 32 - 3 = 4X5X2= 51-6- 10= 60 - 11-40= 79-9X 8 = 40- 5+ 82 = 2-1X 6 = 76 + 92 - 40= 9X 8X 4= 77+ 79+ 57 = 8 + 40+ 18= 7寧 7 + 8 = 18- 11-6 = 2+8X8= 86+ 6X 5= 64 - 8+ 0 = 40 - 10+ 17= 46-

39、54- 6 = 29+ 49- 7 = 4X 0+ 50 = 8寧 8 0= 9X 8+ 61 = 54- 6X 8= 72- 8X 0 = 35 + 9 X 3 = 70- 10X 7 = 9X1+0= 24 - 4-4 = 97-89+ 33= 72 - 8 -3= 3寧 3 X 5 = 28 + 5X 1 = 9X 8+ 68= 35+ 21 + 23 = 84+ 60- 10 = 13+ 40+ 87= 30 - 3 + 42 = 42 - 4- 1 = 83- 13- 3 = 46 - 3+ 20= 89+ 12-2 = 3 X 6 5 = 27- 3X 2= 5-1X5= 12寧4

40、寧3 = 3X 7+ 68= 11+ 86- 1 = 244= 7+ 63= 9X4= 366= 9X7= 56七= 28+ 6= 7X5= 36 + 4= 305= 639= 648= 38+ 16= 455= 7十 精品文檔 25+ 23= 12 + 35= 27+ 71 = 46+ 33= 40七= 精品文檔 21 + 15= 36 + 22= 59 + 18= 72 + 24= 41 29= 44 9= 72 + 16= 43 + 32= 35 8= 567= 8X2= 7+ 56= 567= 126= 4X2= 21 7= 7X3= 8= 324= 80 9= ()=30 427=

41、35 6= 287= ()X=48 218= 364= 18吃= 638= 9X6= 9X9= 46 + 10= 65+ 40= 819= 55 20= 9 + 46= 9= 99= 58+ 32= 80 28= 33 + 60= 546= 408= ()X4=20 61 13= 158= 9X3= 42 15= 189= 180 60= 72 40= 47+ 8= 14+ 85= 61 + 27= 170+ 20= 5X9= 7X7= 73 + 16= 60+300= 105= 83 29= 5X5= 43 17= 21 + 27= 328= 308= 364= 648= 58 = 153=

42、 168= 426= 400+ 50= 38+ 26= 93 8= 498= 6X9= 56 30= 355= 27+ 25= 278= 53+8= 4X9= 8吃= 328(= 88 = 99= 84+7= 80 44= 1800900= 4001800= 420+80= 430+1000= 500 60= 89 8= 64 8= 34+9= 147= 5+58= 648= 6X3= 9 X9= 72 8= 78+15= 83 20= 43 30= 9勻= 280+450= 7勻= 3600+5800= 精品文檔 8X9+2 仁 4600+4700= 730190= 精品文檔 3700 37

43、0= 8500 5500= 3200+5100= 96- 42= 1200400= 830300= 800+900= 5836= 7000+3000= 5X7= 729= 366= 819= 42+13= 243= 24+8= 273= 42+13= 42 6= 7+44= 427= 64 8= 213= 4X8= 549= 497= 427= 357= 19+ 41= 24 6X3= 4X3 5= 27 七+6= 56 7 3= 499+7= 4X32= 63X7= 84X3= 6X5+37= 124+18= 164X5= 8 詔+48= 25 吒+36= 6M42= 2 X54= 8 X9

44、9= 3663= 99X5= 427X3= 96 80+7= 64 40 8= 40 4+20= 7X5 8= 14 勻+25= 155+8= 8X9 8= 1 X2+20= 16 +30= 7X7+8= 546+33= 510+200= 15 459= 11 408= 7+1X8= 130+80= 46 8= 8X5 7= 9X3 8= 306= 364= 4X5+44= 488+7= 1800+200= 93 80= 6X5+37= 10 8 十 7刈= 73 4= 3XW= 7X5+10= 728= 64 8= 24X)= 71 7+30= 6+ 2 8= 35 9= 70 5X9= 8

45、X)+2 仁 279= 53+8= 49= 8吃= 328= 81= 9 9= 84+7= 80 44= 1800900= 4900- 1800= 420+80= 430+1000= 500 60= 89 8= 64 8= 34+9= 147= 5+58= 648= 精品文檔 6X3= 9 9= 精品文檔 72七= 78+15= 83- 20= 43-30= 9 = 280+450= 77= 3600+5800= 8X9+2 仁 4600+4700= 730- 190= 3700- 370= 8500-5500= 3200+5100= 96- 42= 1200- 400= 830-300= 8

46、00+900= 58 - 36= 1000+3000= 5X7= 729= 36 & 819= 42+13= 243= 24+8= 27-3= 42+13= 42 - 6= 7+44= 427= 64 - 8= 213= 4X5= 549= 497= 427= 357= 19+41= 24 - 6X3= 4X8- 5= 273+6= 56 7-3= 499+7= 4X32= 6七*= 84X3= 6X5+37= 12詔+18= 164 8= 8 詔+48= 25吒+36= 6X8 42= 2X3* 8 X)9= 3663= 99X5= 42 勻 0= 96 - 80+7= 64- 40

47、 - 8= 40 - 4+20= 7 5 - 8= 14勻+25= 155+8= 8X9 - 8= 1 XZ+20= 16 +30= 7X7+8= 1800+200= 93 - 80= 6X5+37= 10-8 = 7刈= 73-4= 3X54= 7X5+10= 728= 64 8= 24X0= 71-7+30= 6+ 2X5= 35 - 9= 488+7= 70 - 5X)= 8X9+2 仁 546+33= 510+200= 7+1 X8= 130+80= 46 8= 8X5-7= 9X3 - 8= 306= 364= 4 X5+44= 11-408= 47+53= 76+24= 29+67

48、= 95-89= 79-56= 52+39= 34+62= 56+24= 80-56= 65+32= 60-46= 67-38= 66-36= 71+26= 84-36= 精品文檔 15+19= 55-16= 55+29= 69+26= 64+36= 74+18= 35+19= 54+28= 58-46= 65+25= 53+46= 36+38= 39+36= 25+57= 37+32= 76-43= 26+48= 13+79= 46+37= 84-56= 87-56= 76+16= 39+21= 29+42= 61+22= 27+53= 75-46= 78-56= 52+38= 63+28=

49、 56-26= 59+23= 29+36= 36+28= 45+25= 52+17= 58+14= 80-24= 88-56= 93-65= 38+56= 24+37= 51-15= 36+36= 97-58= 57+15= 45+36= 26+56= 61+39= 26+58= 49+16= 55+26= 60-32= 64+36= 29+74= 25+56= 73-29= 69+34= 28+58= 28+36= 29+66= 64-16= 46+34= 51+28= 96-68= 36+56= 56+26= 26+69= 68-56= 69-26= 63-59= 36+45= 68-26

50、= 19+38= 23+68= 85-36= 32+49= 47-29= 43+26= 72-56= 64-25= 98-53= 49+25= 54+42= 27+69= 29+39= 31+38= 91-73= 27+56= 41-28= 33+53= 51+29= .35+37= 97-54= 49+47= 46+3= 16+38= 23+38= 51-35= 62+19= 69+19= 80+7= 98-25= 46+45= 55-25= 34+36= 49+16= 54-36= 78+14= 25+66= 精品文檔 81-56= 51-46= 54+16= 42+38= 49+25=

51、精品文檔 69+6= 66+16= 26+28= 84-15= 42+19= 35+34= 38+64= 34+58= 27+48= 26+16= 62+36= 66+23= 46+39= 42-28= 27+26= 81-69= 38+39= 69+26= 42+49= 36+38= 74-26= 69+26= 38+36= 23+38= 69+27= 54+36= 36+53= 36+13= 28+45= 64+28= 67+24= 54+27= 39+27= 96-28= 55+16= 36+49= 89-76= 24+36= 36+44= 46+36= 23+48= 8+92= 47+

52、16= 34+49= 29+44= 47-28= 14+39= 62+36= 80-25= 48+43= 68+25= 64-39= 34+42= 45-29= 79+12= 58+28= 35+53= 35+36= 18+65= 52-49= 37+58= 51+19= 25+39= 88-65= 55+39= 57+29= 68+16= 43+29= 54+25= 68-25= 62+15= 54-13= 84+3+7= 68-60= 16+13= 86+4+6= 77-48= 11+17= 46+23+17= 84-1 = 18+20= 22+45+15= 61-23= 62+28= 0

53、+55+5= 13+69= 92-3= 77+22+8= 53+18= 20+22= 54+40+10= 89-81 = 55+20= 23+25+15= 76+11= 33+26= 81+15+5= 12+26= 72-19= 28+8+2= 68+12= 27+17= 72+17+3= 88-62= 85-70= 34+64+6= 89-81 = 51-11 = 89+7+3= 46+14= 91-2= 精品文檔 10+63+7= 92-40= 82-79= 85+2+8= 55+25= 精品文檔 67+25= 83+14+6= 82-73= 83-7= 43+29+1仁 14+36= 2

54、8+39= 86+8+2= 83-19= 15+35= 17+50+10= 41-40= 82-28= 1+27+3= 40-21 = 65-0= 35+46+4= 46+17= 96-26= 11+42+28= 40+16= 97-84= 64+21+9= 15+47= 69+22= 65+12+8= 50+17= 20-9= 52+44+6= 92-82= 64+14= 10+53+7= 97-13= 27+52= 63+8+2= 85-44= 59+17= 32+47+3= 90-85= 46+12= 24+30+30= 35+14= 77+10= 46+11+19= 40-15= 62

55、+14= 75+15+5= 69+14= 16-11= 20+32+28= 28+14= 64+28= 37+13+27= 21+2仁 83-12= 81+1+9= 14+62= 99-86= 37+61+9= 54+14= 75-13= 2+28= 47-36= 65-49= 38+43+7= 60-49= 73-67= 45+45+5= 60-13= 24+34= 18+24+46= 9+13= 34-26= 47+1+39= 71-68= 53+17= 56+16+14= 78+1仁 64+28= 50+2+18= 23+29= 56+24= 51+23+7= 44+24= 69+15=

56、 5+3+17= 89-40= 54+3仁 39+36+4= 62+12= 63-24= 13+75+5= 50+28= 30+22= 39+13+17= 22+47= 74+19= 72+6+4= 81-6= 48-15= 57+12+18= 60-2 仁 39-18= 10+81+9= 64-5 仁 56+29= 53+29= 92-38= 38+54+19= 46+26= 90-14= 精品文檔 34+60+10= 40+15= 96-13= 4+16+44= 45+30= 69+19= 精品文檔 58+3+7= 70-6= 37-29= 33+59+19= 61-35= 11+49=

57、13+46+24= 59+21= 39+34= 32+34+26= 39+26= 97-39= 39+35+18= 66+14= 71-13= 53+8+12= 43+28= 24+19= 16+58+12= 46+39= 91-75= 25+26+4= 72-46= 16+27= 38+37+13= 28+62= 39+32= 45+15+15= 18+25= 48-4= 34+5+5= 16+72= 80-54= 13+16+54= 44+16= 24+18= 54+21+9= 42+29= 42+16= 17+28+28= 13+4仁 23+11= 55+31+9= 73-71 = 90

58、-35= 45+33+7= 57+28= 73+11= 86+8+2= 36+22= 22+19= 89+1+9= 57-2= 96-70= 56+33+7= 48-39= 55+27= 86+8+2= 66-6= 25+23= 2+80+10= 52+12= 22-22 62+27+3= 14+27= 66+13= 69+20+10= 49-12= 72+5+5= 27+29= 94-56 = 12+9+41= 44-18= 63-17= 4+22+8= 15+63= 42-27= 33+2+38= 49+39= 71+16= 77+21+9= 97-83= 71-59= 82+7+3= 7

59、6-65= 63-3= 62+5+15= 51+15= 54+12= 80+8+2= 73-52= 69+17= 54-13= 53+17= 63-7= 16+13 40+29+1= 62+15= 59+30+10= 84+3+7= 68-60= 精品文檔 45+5= 4* 2= 21* 3= 36* 4= 24* 6= 1 * 1 = 6X 2= 3X 6= 5* 5= 56* 7= 5X 5= 6* 2= 9* 3= 56+41= 36* 6= 72* 8= 10* 5= 90-45= 56* 7= 24* 3= 9* 9= 70 -2= 24* 4= 16* 2= 4X 5= 24* 8

60、= 49* 7= 15* 5= 42* 6= 27* 3= 14* 7= 10* 2= 27* 9= 18* 2= 8* 4= 6* 1 = 54* 6= 9X 9= 5X 1 = 56* 8= 15* 3= 20* 4= 72* 9= 45-39= 36* 9= 3X 6* 2= 4X 9*6= 3X 4* 2= 3X 6* 3= 3X 6* 6= 45* 5= 54* 6= 42* 7= 4X 3= 72* 9= 6* 6= 7* 7= 45* 9= 16* 8= 81* 9= 12* 6= 5* 1 = 30* 6= 72* 8= 9* 1 = 1 X 4= 1 X 6= 49* 7= 2X