文档介绍：2012 年月日暑假 20 以内加减法口算练****题(一) 时间: 分秒得分: 13-6= 8+9= 11-7= 6+9= 17-9= 13- 7= 14-5= 15-6= 12-9= 12+8= 11-9= 4+8= 16-4= 7+ 9= 16- 7= 2+ 17= 12- 8=1 7-8= 18- 5= 17- 13= 15-7= 10-4 = 14+6= 16-9= 15+5= 16-8= 14-7= 12+8= 8+6= 1 4-10= 8+8= 14-9= 7+5= 14-4= 11+9= 11-6= 17+ 3= 15-8= 16+3= 5+8= 13-7 = 18- 9= 12-9 =8+7= 16- 5= 7+9= 15-7 = 11-4 = 12-8= 17- 7= 1 1-5=9+5= 17-3 =9+9= 16-2 = 7+6=4+9= 14-3 = 13-5 = 14-7 = 11-2 = 13-4 = 9-5 =8+5=7+3= 10-7 = 12-1 1= 14-6 = 15- 9= 11-3 = 12+5= 13- 6=8+6=7+4=5+6= 15-6 = 4-4 = 10-10 = 13-5 =7+6= 9+3= 10-0 =8+9= 9-5 =7+7= 8-2 =12+5= 7-6 =9+0= 12-8 = 15-9 +4= 13-5- 3= 8-3 +7=8+ 7-9 = 12-6 -5= 10+ 4-8 = 20- 13 +8= 13- 5+9=1 7-9 -3= 12 +8-6= 2012 年月日暑假 20 以内加减法口算练****题(二) 时间: 分秒得分: 12-2= 11-1= 16-0= 17- 1 0= 18- 8= 19- 1 0= 20- 12= 10+2= 18-6= 10+3= 10+6= 17-4= 17-5= 10+7= 15+4= 10+8= 15-4= 15-3= 10+9= 14-2= 16- 1 2= 13+ 6= 13- 4= 18-8= 17- 1 1= 11- 2= 19-8= 11+ 9= 16-5= 16- 7= 15-1 2= 15- 8= 11- 5= 11+6= 19-3= 11+7= 11+ 9= 18- 1 2= 18 -7= 18-4= 11+9= 17-3= 12+4= 12+6= 12- 7= 12+8= 13+ 5= 11-10= 13+2= 17+3= 18+1= 13+ 7= 13- 6= 14+2= 14+ 5= 19-5= 14+5= 14- 6= 19-6= 19- 9= 15+ 5= 15+ 4= 15- 3= 15 -8= 16+ 3= 12+ 7= 16 -12 = 17-7= 16-1 4= 16+ 4= 16+ 4= 17+ 2= 17 -1 2= 18+2= 19+1= 20+0= 3+14= 19- 10= 19- 1 2= 11 -4= 19- 1 4= 19- 8= 13+7= 14 -9= 15- 8= 14- 1 1= 18- 7= 10+4= 18-5= 12 -5= 18-7 -8= 10+5 -7= 17- 8+6 = 12+5 -9= 17-6 -2= 6+9 +4= 5+8 +7= 7+ 6-8 = 6+6 +7= 9