小学一年级数学20以内加减法口算题卡

8 + 4 =15 - 7 =14 - 8 =5 + 7 =14 - 6 =12 - 5 =5 + 8 =13 - 4 =5 + 9 =7 + 4 =13 - 6 =16 - 9 =15 - 6 =13 - 9 =9 + 2 =9 + 6 =11 - 5 =3 + 8 =18 - 9 =6 + 7 =7 + 9 =11 - 9 =11 - 6 =14 - 5 =9 + 5 =7 + 6 =12 - 9 =9 + 8 =6 + 8 =12 - 4 =9 + 7 =13 - 8 =13 - 5 =8 + 7 =16 - 7 =7 + 7 =8 + 3 =17 - 9 =11 - 2 =12 - 7 =7 + 8 =13 - 7 =5 + 6 =17 - 8 =14 - 8 =6 + 6 =15 - 9 =8 + 8 =4 + 8 =16 - 8 =8 + 5 =14 - 9 =( )- 6 = 86 +( )= 1116 -( )= 133 +( )= 122 +( )= 1118 -( )= 128 +( )= 14( )- 7 = 10( )- 12 = 06 +( )= 15( )- 9 = 47 +( )= 129 +( )= 13( )- 7 = 1218 -( )= 14( )+ 3 = 12( )- 8 = 8( )+ 9 = 13( )+ 9 = 1815 -( )= 88 +( )= 1714 -( )= 7( )- 6 = 10( )- 3 = 1212- 3 + 4 =6 - 5 + 14 =4 + 9 - 6 =4 + 7 - 3 =19 - 9 + 7 =4 + 9 - 7 =3 + 15 - 9 =12 - 8 + 5 =9 + 6 - 7 =13 - 7 - 4 =5 + 7 + 4 =17 - 9 + 8 =11 - 8 + 4 =14 - 7 + 5 =11 - 4 + 8 =18 - 8 - 5 =6 + 8 - 9 =11 - 7 + 6 =15 - 7 - 4 =13 + 2 - 6 =17 - 8 - 5 =12 + 3 + 5 =12 - 6 + 8 =16 - 6 + 3 =20以内的加减法一课一练1 一年 班 姓名 计时 姓8 + 7 =9 + 9 =16 - 8 =7 + 9 =14 - 5 =5 + 7 =9 + 4 =15 - 6 =9 + 6 =14 - 9 =4 + 8 =6 + 7 =5 + 8 =7 + 7 =17 - 8 =2 + 9 =18 - 9 =4 + 9 =7 + 5 =6 + 8 =6 + 6 =11 - 6 =8 + 9 =16 - 7 =9 + 2 =7 + 6 =15 - 9 =9 + 3 =8 + 6 =15 - 7 =9 + 5 =14 - 8 =16 - 9 =3 + 9 =13 - 4 =3 + 8 =14 - 7 =8 + 3 =15 - 8 =9 + 8 =5 + 9 =17 - 9 =8 + 8 =11 - 7 =11 - 5 =9 + 7 =14 - 6 =8 + 5 =7 + 8 =8 + 4 =11 - 4 =6 + 9 =( )+ 9 = 1111 -( )= 9( )+ 6 = 15( )- 7 = 517 -( )= 98 +( )= 1715 -( )= 95 +( )= 14( )- 7 = 7( )- 9 = 93 +( )= 11( )- 7 = 9( )+ 9 = 1315 -( )= 6( )+ 6 = 129 +( )= 18( )- 8 = 54 +( )= 127 +( )= 14( )- 6 = 69 +( )= 16( )- 7 = 8( )- 8 = 3( )+ 7 = 1117 - 6 - 7 =4 + 5 + 9 =6 + 8 + 4 =13 - 8 + 6 =8 + 8 - 7 =11 - 4 + 5 =15 - 8 + 9 =3 + 7 + 6 =10 + 6 - 8 =16 - 5 - 6 =3 + 8 + 8 =16 - 5 - 8 =14 - 8 + 8 =9 + 7 - 6 =12 - 6 + 2 =6 + 8 + 3 =16 - 7 - 5 =2 + 8 + 5 =4 + 5 + 2 =13 - 4 + 7 =4 + 5 + 7 =17 - 8 + 3 =10 - 5 + 4 =12 + 6 - 9 =20以内的加减法一课一练2 一年 班 姓名 姓11 - 4 =5 + 9 =13 - 4 =9 + 9 =9 + 5 =12 - 4 =8 + 8 =12 - 5 =14 - 6 =16 - 7 =11 - 3 =7 + 9 =12 - 9 =5 + 8 =7 + 7 =14 - 9 =9 + 8 =11 - 6 =13 - 7 =4 + 9 =6 + 8 =4 + 8 =8 + 6 =12 - 8 =11 - 8 =9 + 6 =13 - 5 =11 - 9 =8 + 5 =13 - 9 =16 - 8 =8 + 7 =12 - 7 =6 + 9 =6 + 7 =12 - 6 =6 + 6 =14 - 5 =11 - 7 =9 + 7 =13 - 6 =3 + 9 =8 + 9 =15 - 7 =7 + 8 =15 - 6 =7 + 6 =9 + 4 =11 - 5 =5 + 7 =13 - 8 =18 - 9 =18 -( )= 9( )+ 8 = 119 +( )= 1711 -( )= 3( )+ 9 = 1413 -( )= 9( )+ 3 = 11( )+ 8 = 1314 -( )= 7( )- 5 = 9( )- 9 = 62 +( )= 11( )- 5 = 8( )+ 9 = 1814 -( )= 9( )+ 7 = 14( )- 8 = 89 +( )= 12( )+ 9 = 12( )- 8 = 94 +( )= 11( )- 4 = 716 -( )= 75 +( )= 1414 - 5 + 3 =4 + 4 + 9 =7 + 7 - 8 =13 - 6 + 6 =4 + 5 + 3 =14 - 5 + 9 =5 + 4 + 8 =9 + 7 + 2 =14 - 7 + 4 =4 + 7 + 4 =13 - 8 + 2 =13 - 4 + 5 =4 + 6 + 6 =8 + 6 - 7 =14 - 5 + 8 =10 + 6 + 1 =13 - 5 - 7 =14 - 8 + 1 =3 + 8 + 7 =10 - 8 + 7 =7 + 6 + 5 =13 - 3 - 8 =16 - 6 - 9 =6 + 6 - 9 =20以内的加减法一课一练3 一年 班 姓名 姓4 + 7 =6 + 9 =16 - 7 =5 + 7 =18 - 9 =15 - 6 =6 + 7 =8 + 9 =8 + 7 =14 - 8 =11 - 5 =12 - 5 =4 + 8 =13 - 7 =7 + 8 =6 + 5 =12 - 3 =9 + 9 =8 + 6 =14 - 5 =11 - 6 =13 - 4 =5 + 8 =17 - 8 =7 + 9 =5 + 6 =11 - 7 =7 + 6 =11 - 3 =14 - 7 =7 + 5 =5 + 9 =15 - 7 =8 + 8 =13 - 5 =11 - 2 =6 + 8 =9 + 5 =12 - 6 =9 + 4 =12 - 4 =13 - 6 =9 + 7 =11 - 4 =9 + 8 =12 - 7 =13 - 8 =7 + 7 =6 + 6 =4 + 9 =14 - 6 =9 + 6 =( )- 8 = 5( )+ 8 = 12( )- 9 = 94 +( )= 139 +( )= 18( )- 6 = 6( )+ 8 = 11( )+ 6 = 12( )- 3 = 86 +( )= 1117 -( )= 916 -( )= 812 -( )= 3( )+ 9 = 14( )- 6 = 8( )+ 6 = 14( )+ 9 = 1111 -( )= 9( )- 9 = 712 -( )= 515 -( )= 7( )+ 7 = 139 +( )= 133 +( )= 1215 - 3 + 4 =7 + 6 + 6 =12 + 4 - 3 =16 - 7 + 7 =10 + 5 - 6 =6 - 3 + 9 =12 - 3 - 6 =7 + 4 + 7 =18 - 6 - 5 =4 + 4 + 5 =11 - 6 + 9 =13 - 5 - 4 =11 - 6 + 8 =19 - 4 - 1 =5 + 6 + 8 =14 - 3 - 3 =7 + 6 - 5 =17 - 6 + 5 =10 + 5 - 4 =2 + 6 + 9 =11 - 8 - 2 =9 + 7 - 1 =14 + 5 - 2 =18 - 6 + 6 =20以内的加减法一课一练4 一年 班 姓名 姓7 + 8 =3 + 14 =6 + 9 =16 - 7 =16 - 8 =4 + 8 =2 + 16 =18 - 4 =5 + 12 =18 - 5 =4 + 12 =8 + 8 =15 - 7 =3 + 9 =6 + 6 =19 - 2 =9 + 9 =5 + 14 =17 - 8 =4 + 7 =13 - 5 =15 - 8 =4 + 9 =12 - 5 =12 - 4 =3 + 8 =17 - 4 =11 - 3 =5 + 6 =7 + 7 =19 - 3 =6 + 7 =12 - 6 =11 - 2 =14 - 5 =8 + 9 =6 + 8 =14 - 6 =5 + 7 =13 - 4 =18 - 9 =7 + 9 =11 - 4 =7 + 12 =15 - 6 =12 - 3 =5 + 8 =14 - 7 =5 + 9 =11 - 5 =13 - 6 =2 + 9 =( )+ 7 = 15( )- 6 = 7( )+ 3 = 114 +( )= 1115 -( )= 8( )+ 8 = 1113 -( )= 9( )- 9 = 2( )+ 9 = 1816 -( )= 92 +( )= 116 +( )= 1415 -( )= 6( )- 8 = 913 -( )= 8( )+ 5 = 12( )+ 9 = 129 +( )= 16( )- 6 = 915 -( )= 914 -( )= 8( )- 8 = 6( )+ 5 = 14( )+ 9 = 1311 - 2 - 8 =7 + 2 + 9 =11 - 2 + 5 =2 + 3 + 3 =6 + 2 + 5 =8 - 2 + 6 =8 - 3 + 2 =6 + 2 + 7 =9 + 3 - 6 =10 - 2 - 7 =8 - 2 + 9 =8 + 2 - 8 =2 + 2 + 1 =6 - 2 + 3 =2 + 2 + 8 =2 + 8 + 2 =7 - 3 + 8 =4 + 5 - 7 =6 - 3 + 4 =8 - 5 + 1 =2 + 2 + 4 =6 + 2 + 6 =12 + 2 - 9 =6 - 2 + 7 =20以内的加减法一课一练5 一年 班 姓名 姓11 - 6 =5 + 8 =15 - 6 =4 + 9 =9 + 7 =7 + 12 =9 + 5 =4 + 12 =15 - 7 =8 + 9 =5 + 14 =7 + 8 =14 - 5 =11 - 2 =8 + 8 =3 + 9 =5 + 9 =13 - 5 =6 + 7 =11 - 3 =13 - 4 =9 + 2 =12 - 5 =9 + 6 =6 + 6 =13 - 6 =7 + 9 =12 - 6 =2 + 9 =6 + 8 =16 - 7 =13 - 7 =12 - 3 =16 - 8 =4 + 8 =9 + 8 =3 + 14 =6 + 9 =14 - 6 =12 - 4 =8 + 7 =17 - 8 =9 + 3 =11 - 5 =14 - 8 =3 + 15 =11 - 4 =9 + 9 =9 + 4 =7 + 7 =14 - 7 =5 + 7 =17 -( )= 9( )+ 9 = 16( )- 7 = 4( )+ 9 = 14( )+ 9 = 1312 -( )= 614 -( )= 68 +( )= 1218 -( )= 9( )- 8 = 7( )+ 9 = 12( )- 8 = 3( )+ 5 = 12( )+ 8 = 146 +( )= 153 +( )= 1111 -( )= 92 +( )= 11( )- 4 = 9( )- 7 = 89 +( )= 18( )- 5 = 616 -( )= 9( )+ 9 = 179 + 4 - 8 =17 - 5 + 2 =7 + 5 - 9 =10 - 3 + 9 =7 + 3 + 8 =10 + 2 - 7 =13 - 7 + 1 =3 + 6 + 5 =12 - 6 + 5 =16 - 2 - 7 =2 + 7 + 9 =11 - 5 + 6 =5 + 5 + 4 =10 - 5 + 8 =17 - 6 - 8 =5 + 7 + 3 =15 - 4 - 9 =4 + 3 + 7 =8 + 5 + 2 =12 - 3 + 7 =17 - 5 + 4 =13 - 7 + 3 =3 + 6 + 1 =3 + 5 + 6 =20以内的加减法一课一练6 一年 班 姓名 姓

一年级20以内加减法口算题(100题)一

姓名： 日期： 用时： 得分:

3+1= 10+7= 17-15= 9-1= 9+10=

3+9= 8-4= 11-11= 8-1= 3+14=

15-8= 14-12= 14+3= 15-13= 5+7=

5-2= 16-11= 10-5= 10-10= 6+13=

17-7= 16+4= 3+5= 1+11= 7+6=

6-2= 15-3= 19-4= 10-1= 15+3=

20-7= 1+13= 17-17= 8+1= 15-11=

10-1= 20-17= 1+9= 14-14= 19-12=

12-7= 5+7= 11+6= 17+2= 4+12=

1+9= 3-1= 9+6= 19-19= 18-17=

14-5= 9-7= 15-3= 16+1= 15-4=

13+4= 2+6= 4-2= 18-15= 9+3=

7+4= 11-8= 17+1= 13-13= 16-16=

18-9= 3+15= 6-3= 6-3= 16-11=

3-2= 10-2= 8-7= 14-8= 16+2=

3+5= 10-1= 3+13= 7-5= 6+2=

15+5= 14+6= 10-2= 12+2= 14-7=

2+16= 2+10= 14-8= 1+12= 17-4=

17-14= 6+7= 19-16= 18+1= 5+10=

15+2= 19-6= 6+12= 20-15= 16+4= 一年级20以内加减法口算题(100题)二

姓名： 日期： 用时： 得分:

18-4= 14-2= 15-15= 6+8= 18-5=

10-6= 8-5= 15-9= 13+1= 19-9=

(完整版)一年级(上)数学20以内加减法口算题卡

1 / 401 100道口算题〔20以内纯进位、退位〕

班级: 姓名: 得分: 用时:

7＋7= 7＋5= 8＋10= 7＋3= 5＋8=

20－4= 19－4= 15＋2= 16－7= 8＋5=

20－6= 1＋18= 1＋13= 15－5= 20－3=

2＋17= 8＋8= 12－3= 1＋16= 20－1=

1＋9= 4＋14= 14＋2= 18－10= 3＋16=

1＋14= 1＋11= 10＋5= 19－12= 2＋14=

5＋3= 10＋8= 13－3= 20－1= 12－5=

15＋3= 8＋3= 2＋11= 1＋7= 16＋2=

17＋2= 18＋2= 4＋16= 12－2= 4＋3=

20－2= 6＋10= 11＋8= 2＋18= 9＋10=

8＋6= 13－4= 3＋14= 5＋4= 19－1=

7＋1= 13－2= 8－1= 16－9= 15＋5=

5＋5= 10－2= 15＋4= 13－5= 6＋6=

5＋6= 10－3= 17－1= 15－7= 18－2=

6＋8= 10＋10= 1＋12= 2＋16= 10＋7=

7＋7= 5＋8= 8＋5= 20－3= 2＋17=

15－12＋16= 13－4＋11= 2＋16－6= 5＋4＋10=

16－7＋9= 10＋5－2= 15＋4－7= 15－2＋4=

18－9－5= 20－9＋5= 5－1－4= 18－7－5=

12＋2－12= 14－14＋19= 2＋2＋15= 1＋12－7=

17－17＋17= 19－7＋5= 5＋3＋7= 17－6＋6=(完整版)一年级(上)数学20以内加减法口算题卡

2 / 402 班级: 姓名: 得分: 用时:

8＋8= 12－5=16＋2= 4＋3= 20－2=

9＋10= 19－1= 15＋5= 6＋6= 5＋6=

18－2= 10＋7= 7＋5= 8＋10= 7＋3=

序号日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：18 + 4 =15 - 7 =14 - 8 =5 + 7 =13 - 4 =11 - 3 =214 - 6 =12 - 5 =5 + 8 =13 - 4 =6 + 6 =9 + 5 =35 + 9 =7 + 4 =13 - 6 =16 - 9 =11 - 9 =12 - 4 =415 - 6 =13 - 9 =9 + 2 =9 + 6 =6 + 7 =12 - 3 =511 - 5 =3 + 8 =18 - 9 =6 + 7 =14 -( )= 62 +( )= 1167 + 9 =11 - 9 =11 - 6 =14 - 5 =( )+ 7 = 14( )- 5 = 779 + 5 =7 + 6 =12 - 9 =9 + 8 =12 -( )= 6( )- 7 = 486 + 8 =12 - 4 =9 + 7 =13 - 8 =( )+ 5 = 11( )- 8 = 9913 - 5 =8 + 7 =16 - 7 =7 + 7 =11 -( )= 713 -( )= 9108 + 3 =17 - 9 =11 - 2 =12 - 7 =5 +( )= 12( )+ 8 = 13117 + 8 =13 - 7 =5 + 6 =17 - 8 =4 + 7 - 2 =13 - 4 + 8 =1214 - 8 =6 + 6 =15 - 9 =8 + 8 =17 - 4 - 9 =19 - 7 - 8 =134 + 8 =16 - 8 =8 + 5 =14 - 9 =13 - 8 + 9 =8 + 6 - 5 =14( )- 6 = 86 +( )= 1116 -( )= 133 +( )= 129 + 4 - 8 =19 - 6 - 9 =152 +( )= 1118 -( )= 128 +( )= 14( )- 7 = 1011 - 5 + 9 =16 - 8 - 7 =16( )- 12 = 06 +( )= 15( )- 9 = 47 +( )= 122 + 8 + 9 =8 + 2 - 9 =179 +( )= 13( )- 7 = 1218 -( )= 14( )+ 3 = 129 + 9 =15 - 9 =18( )- 8 = 8( )+ 9 = 13( )+ 9 = 1815 -( )= 812 - 6 =4 + 14 =198 +( )= 1714 -( )= 7( )- 6 = 10( )- 3 = 127 + 7 =13 - 9 =2012- 3 + 4 =6 - 5 + 14 =4 + 9 - 6 =4 + 7 - 3 =18 - 6 =7 + 9 =序号日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：119 - 9 + 7 =4 + 9 - 7 =3 + 15 - 9 =12 - 8 + 5 =3 + 8 =11 - 7 =29 + 6 - 7 =13 - 7 - 4 =5 + 7 + 4 =17 - 9 + 8 =16 - 9 =17 - 2 =311 - 8 + 4 =14 - 7 + 5 =11 - 4 + 8 =18 - 8 - 5 =5 + 8 =4 + 7 =46 + 8 - 9 =11 - 7 + 6 =15 - 7 - 4 =13 + 2 - 6 =14 - 4 =18 - 9 =517 - 8 - 5 =12 + 3 + 5 =12 - 6 + 8 =16 - 6 + 3 =6 + 6 =14 - 7 =68 + 7 =9 + 9 =16 - 8 =7 + 9 =14 - 8 =4 + 9 =714 - 5 =5 + 7 =9 + 4 =15 - 6 =15 - 3 =15 - 8 =89 + 6 =14 - 9 =4 + 8 =6 + 7 =3 + 9 =11 - 6 =95 + 8 =7 + 7 =17 - 8 =2 + 9 =13 - 8 =3 + 15 =1018 - 9 =4 + 9 =7 + 5 =6 + 8 =15 -( )= 9( )- 8 = 3116 + 6 =11 - 6 =8 + 9 =16 - 7 =( )+ 8 = 1514 -( )= 7129 + 2 =7 + 6 =15 - 9 =9 + 3 =( )- 4 = 6( )- 8 = 2138 + 6 =15 - 7 =9 + 5 =14 - 8 =13 -( )= 6( )+ 9 = 141416 - 9 =3 + 9 =13 - 4 =3 + 8 =( )+ 4 = 1219 -( )= 121514 - 7 =8 + 3 =15 - 8 =9 + 8 =9 +( )= 11( )- 5 = 8165 + 9 =17 - 9 =8 + 8 =11 - 7 =9 + 4 - 2 =13 - 6 - 2 =1711 - 5 =9 + 7 =14 - 6 =8 + 5 =12 - 7 - 2 =5 + 6 - 3 =187 + 8 =8 + 4 =11 - 4 =6 + 9 =13 - 5 + 9 =17 - 8 - 8 =19( )+ 9 = 1111 -( )= 9( )+ 6 = 15( )- 7 = 57 + 4 + 8 =14 - 7 + 9 =2017 -( )= 98 +( )= 1715 -( )= 95 +( )= 1418 - 3 - 9 =8 + 3 - 7 =序号日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：1( )- 7 = 7( )- 9 = 93 +( )= 11( )- 7 = 94 + 6 - 8 =18 - 9 - 9 =2( )+ 9 = 1315 -( )= 6( )+ 6 = 129 +( )= 185 + 7 =3 + 8 =3( )- 8 = 54 +( )= 127 +( )= 14( )- 6 = 62 + 9 =18 - 9 =49 +( )= 16( )- 7 = 8( )- 8 = 3( )+ 7 = 1114 - 5 =5 + 9 =517 - 6 - 7 =4 + 5 + 9 =6 + 8 + 4 =13 - 8 + 6 =8 + 7 =13 - 4 =68 + 8 - 7 =11 - 4 + 5 =15 - 8 + 9 =3 + 7 + 6 =15 - 6 =9 + 3 =710 + 6 - 8 =16 - 5 - 6 =3 + 8 + 8 =16 - 5 - 8 =5 + 6 =17 - 4 =814 - 8 + 8 =9 + 7 - 6 =12 - 6 + 2 =6 + 8 + 3 =9 + 8 =6 + 7 =916 - 7 - 5 =2 + 8 + 5 =4 + 5 + 2 =13 - 4 + 7 =12 - 9 =16 - 8 =104 + 5 + 7 =17 - 8 + 3 =10 - 5 + 4 =12 + 6 - 9 =4 + 9 =5 + 8 =1111 - 4 =5 + 9 =13 - 4 =9 + 9 =11 - 4 =9 + 2 =129 + 5 =12 - 4 =8 + 8 =12 - 5 =8 + 6 =8 + 8 =1314 - 6 =16 - 7 =11 - 3 =7 + 9 =12 - 7 =14 - 7 =1412 - 9 =5 + 8 =7 + 7 =14 - 9 =9 + 4 =7 + 8 =159 + 8 =11 - 6 =13 - 7 =4 + 9 =( )+ 8 = 1617 -( )= 9166 + 8 =4 + 8 =8 + 6 =12 - 8 =( )- 5 = 6( )+ 7 = 111711 - 8 =9 + 6 =13 - 5 =11 - 9 =4 +( )= 1213 -( )= 8188 + 5 =13 - 9 =16 - 8 =8 + 7 =( )- 8 = 611 -( )= 51912 - 7 =6 + 9 =6 + 7 =12 - 6 =17 -( )= 145 +( )= 14206 + 6 =14 - 5 =11 - 7 =9 + 7 =12 -( )= 9( )- 9 = 2序号日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：113 - 6 =3 + 9 =8 + 9 =15 - 7 =5 + 8 - 2 =14 - 5 - 2 =27 + 8 =15 - 6 =7 + 6 =9 + 4 =12 - 3 - 8 =8 + 7 - 3 =311 - 5 =5 + 7 =13 - 8 =18 - 9 =8 + 3 + 8 =16 - 2 - 9 =418 -( )= 9( )+ 8 = 119 +( )= 1711 -( )= 316 - 5 - 8 =15 - 6 + 7 =5( )+ 9 = 1413 -( )= 9( )+ 3 = 11( )+ 8 = 135 + 3 + 9 =12 - 4 + 9 =614 -( )= 7( )- 5 = 9( )- 9 = 62 +( )= 1113 - 4 - 9 =8 + 4 - 9 =7( )- 5 = 8( )+ 9 = 1814 -( )= 9( )+ 7 = 1412 - 3 =8 + 9 =8( )- 8 = 89 +( )= 12( )+ 9 = 12( )- 8 = 94 + 14 =15 - 6 =94 +( )= 11( )- 4 = 716 -( )= 75 +( )= 148 + 8 =18 - 3 =1014 - 5 + 3 =4 + 4 + 9 =7 + 7 - 8 =13 - 6 + 6 =18 - 4 =4 + 9 =114 + 5 + 3 =14 - 5 + 9 =5 + 4 + 8 =9 + 7 + 2 =3 + 8 =11 - 5 =1214 - 7 + 4 =4 + 7 + 4 =13 - 8 + 2 =13 - 4 + 5 =14 - 7 =6 + 12 =134 + 6 + 6 =8 + 6 - 7 =14 - 5 + 8 =10 + 6 + 1 =5 + 8 =14 + 5 =1413 - 5 - 7 =14 - 8 + 1 =3 + 8 + 7 =10 - 8 + 7 =16 - 8 =5 + 7 =157 + 6 + 5 =13 - 3 - 8 =16 - 6 - 9 =6 + 6 - 9 =13 - 5 =3 + 9 =164 + 7 =6 + 9 =16 - 7 =5 + 7 =4 + 7 =19 - 6 =1718 - 9 =15 - 6 =6 + 7 =8 + 9 =7 + 9 =13 - 6 =188 + 7 =14 - 8 =11 - 5 =12 - 5 =11 - 3 =14 - 5 =194 + 8 =13 - 7 =7 + 8 =6 + 5 =12 - 6 =6 + 7 =2012 - 3 =9 + 9 =8 + 6 =14 - 5 =9 +( )= 1418 -( )= 13序号日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：日期： 时长：111 - 6 =13 - 4 =5 + 8 =17 - 8 =( )- 4 = 1015 -( )= 727 + 9 =5 + 6 =11 - 7 =7 + 6 =13 -( )= 7( )+ 9 = 15311 - 3 =14 - 7 =7 + 5 =5 + 9 =( )- 9 = 7( )- 6 = 8415 - 7 =8 + 8 =13 - 5 =11 - 2 =7 +( )= 168 +( )= 1456 + 8 =9 + 5 =12 - 6 =9 + 4 =( )+ 3 = 1114 -( )= 5612 - 4 =13 - 6 =9 + 7 =11 - 4 =9 + 6 - 2 =15 - 7 - 5 =79 + 8 =12 - 7 =13 - 8 =7 + 7 =13 - 5 - 6 =11 - 3 - 8 =86 + 6 =4 + 9 =14 - 6 =9 + 6 =18 - 9 - 7 =3 + 8 - 4 =9( )- 8 = 5( )+ 8 = 12( )- 9 = 94 +( )= 137 + 3 + 9 =14 - 3 - 9 =109 +( )= 18( )- 6 = 6( )+ 8 = 11( )+ 6 = 1217 - 7 - 8 =12 - 5 - 4 =11( )- 3 = 86 +( )= 1117 -( )= 916 -( )= 86 + 5 - 7 =16 - 7 - 9 =1212 -( )= 3( )+ 9 = 14( )- 6 = 8( )+ 6 = 148 + 6 =5 + 8 =13( )+ 9 = 1111 -( )= 9( )- 9 = 712 -( )= 515 - 8 =14 - 5 =1415 -( )= 7( )+ 7 = 139 +( )= 133 +( )= 129 + 8 =16 - 8 =1515 - 3 + 4 =7 + 6 + 6 =12 + 4 - 3 =16 - 7 + 7 =5 + 6 =8 + 9 =1610 + 5 - 6 =6 - 3 + 9 =12 - 3 - 6 =7 + 4 + 7 =18 - 9 =11 - 7 =1718 - 6 - 5 =4 + 4 + 5 =11 - 6 + 9 =13 - 5 - 4 =9 + 3 =15 - 9 =1811 - 6 + 8 =19 - 4 - 1 =5 + 6 + 8 =14 - 3 - 3 =13 - 8 =6 + 8 =197 + 6 - 5 =17 - 6 + 5 =10 + 5 - 4 =2 + 6 + 9 =8 + 4 =15 - 7 =2011 - 8 - 2 =9 + 7 - 1 =14 + 5 - 2 =18 - 6 + 6 =14 - 7 =9 + 5 =