小学一年级20以内加减法口算题卡(已排版)

20以内加减法 序号 日期：时长：错 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 序号 日期：时长：错题 序号 日期：时长：错题 1 8+4= 15-7= 1 14-8= 5+7= 1 13-4= 11-3= 2 14-6= 12-5= 2 5+8= 13-4= 2 6+6= 9+5= 3 5+9= 7+4= 3 13-6= 16-9= 3 11-9= 12-4= 4 15-6= 13-9= 4 9+2= 9+6= 4 6+7= 12-3= 5 11-5= 3+8= 5 18-9= 6+7= 5 14-()=6 2+()=11 6 7+9= 11-9= 6 11-6= 14-5= 6 ()+7=14 ()-5=7 7 9+5= 7+6= 7 12-9= 9+8= 7 12-()=6 ()-7=4 8 6+8= 12-4= 8 9+7= 13-8= 8 ()+5=11 ()-8=9 9 13-5= 8+7= 9 16-7= 7+7= 9 11-()=7 13-()=9 10 8+3= 17-9= 10 11-2= 12-7= 10 5+()=12 ()+8=13 11 7+8= 13-7= 11 5+6= 17-8= 11 4+7-2= 13-4+8= 12 14-8= 6+6= 12 15-9= 8+8= 12 17-4-9= 19-7-8= 13 4+8= 16-8= 13 8+5= 14-9= 13 13-8+9= 8+6-5= 14 ()-6=8 6+()=11 14 16-()=13 3+()=12 14 9+4-8= 19-6-9= 15 2+()=11 18-()=12 15 8+()=14 ()-7=10 15 11-5+9= 16-8-7= 16 ()-12=0 6+()=15 16 ()-9=4 7+()=12 16 2+8+9= 8+2-9= 17 9+()=13 ()-7=12 17 18-()=14 ()+3=12 17 9+9= 15-9= 18 ()-8=8 ()+9=13 18 ()+9=18 15-()=8 18 12-6= 4+14= 19 8+()=17 14-()=7 19 ()-6=10 ()-3=12 19 7+7= 13-9= 20 12-3+4= 6-5+14= 20 4+9-6= 4+7-3= 20 18-6= 7+9= 1 19-9+7= 4+9-7= 1 3+15-9= 12-8+5= 1 3+8= 11-7= 2 9+6-7= 13-7-4= 2 5+7+4= 17-9+8= 2 16-9= 17-2= 3 11-8+4= 14-7+5= 3 11-4+8= 18-8-5= 3 5+8= 4+7= 4 6+8-9= 11-7+6= 4 15-7-4= 13+2-6= 4 14-4= 18-9= 5 17-8-5= 12+3+5= 5 12-6+8= 16-6+3= 5 6+6= 14-7= 6 8+7= 9+9= 6 16-8= 7+9= 6 14-8= 4+9= 7 14-5= 5+7= 7 9+4= 15-6= 7 15-3= 15-8= 8 9+6= 14-9= 8 4+8= 6+7= 8 3+9= 11-6= 9 5+8= 7+7= 9 17-8= 2+9= 9 13-8= 3+15= 10 18-9= 4+9= 10 7+5= 6+8= 10 15-()=9 ()-8=3 11 6+6= 11-6= 11 8+9= 16-7= 11 ()+8=15 14-()=7 12 9+2= 7+6= 12 15-9= 9+3= 12 ()-4=6 ()-8=2 13 8+6= 15-7= 13 9+5= 14-8= 13 13-()=6 ()+9=14 14 16-9= 3+9= 14 13-4= 3+8= 14 ()+4=12 19-()=12 15 14-7= 8+3= 15 15-8= 9+8= 15 9+()=11 ()-5=8 16 5+9= 17-9= 16 8+8= 11-7= 16 9+4-2= 13-6-2= 17 11-5= 9+7= 17 14-6= 8+5= 17 12-7-2= 5+6-3= 18 7+8= 8+4= 18 11-4= 6+9= 18 13-5+9= 17-8-8= 19 ()+9=11 11-()=9 19 ()+6=15 ()-7=5 19 7+4+8= 14-7+9= 20 17-()=9 8+()=17 20 15-()=9 5+()=14 20 18-3-9= 8+3-7= 1 ()-7=7 ()-9=9 1 3+()=11 ()-7=9 1 4+6-8= 18-9-9= 2 ()+9=13 15-()=6 2 ()+6=12 9+()=18 2 5+7= 3+8= 3 ()-8=5 4+()=12 3 7+()=14 ()-6=6 3 2+9= 18-9= 4 9+()=16 ()-7=8 4 ()-8=3 ()+7=11 4 14-5= 5+9= 5 17-6-7= 4+5+9= 5 6+8+4= 13-8+6= 5 8+7= 13-4= 6 8+8-7= 11-4+5= 6 15-8+9= 3+7+6= 6 15-6= 9+3= 7 10+6-8= 16-5-6= 7 3+8+8= 16-5-8= 7 5+6= 17-4= 8 14-8+8= 9+7-6= 8 12-6+2= 6+8+3= 8 9+8= 6+7= 9 16-7-5= 2+8+5= 9 4+5+2= 13-4+7= 9 12-9= 16-8= 10 4+5+7= 17-8+3= 10 10-5+4= 12+6-9= 10 4+9= 5+8= 11 11-4= 5+9= 11 13-4= 9+9= 11 11-4= 9+2= 12 9+5= 12-4= 12 8+8= 12-5= 12 8+6= 8+8= 13 14-6= 16-7= 13 11-3= 7+9= 13 12-7= 14-7= 14 12-9= 5+8= 14 7+7= 14-9= 14 9+4= 7+8= 15 9+8= 11-6= 15 13-7= 4+9= 15 ()+8=16 17-()=9 16 6+8= 4+8= 16 8+6= 12-8= 16 ()-5=6 ()+7=11 17 11-8= 9+6= 17 13-5= 11-9= 17 4+()=12 13-()=8 18 8+5= 13-9= 18 16-8= 8+7= 18 ()-8=6 11-()=5 19 12-7= 6+9= 19 6+7= 12-6= 19 17-()=14 5+()=14 20 6+6= 14-5= 20 11-7= 9+7= 20 12-()=9 ()-9=2 1 13-6= 3+9= 1 8+9= 15-7= 1 5+8-2= 14-5-2= 2 7+8= 15-6= 2 7+6= 9+4= 2 12-3-8= 8+7-3= 3 11-5= 5+7= 3 13-8= 18-9= 3 8+3+8= 16-2-9= 4 18-()=9 ()+8=11 4 9+()=17 11-()=3 4 16-5-8= 15-6+7= 5 ()+9=14 13-()=9 5 ()+3=11 ()+8=13 5 5+3+9= 12-4+9= 6 14-()=7 ()-5=9 6 ()-9=6 2+()=11 6 13-4-9= 8+4-9= 7 ()-5=8 ()+9=18 7 14-()=9 ()+7=14 7 12-3= 8+9= 8 ()-8=8 9+()=12 8 ()+9=12 ()-8=9 8 4+14= 15-6= 9 4+()=11 ()-4=7 9 16-()=7 5+()=14 9 8+8= 18-3= 10 14-5+3= 4+4+9= 10 7+7-8= 13-6+6= 10 18-4= 4+9= 11 4+5+3= 14-5+9= 11 5+4+8= 9+7+2= 11 3+8= 11-5= 12 14-7+4= 4+7+4= 12 13-8+2= 13-4+5= 12 14-7= 6+12= 13 4+6+6= 8+6-7= 13 14-5+8= 10+6+1= 13 5+8= 14+5= 14 13-5-7= 14-8+1= 14 3+8+7= 10-8+7= 14 16-8= 5+7= 15 7+6+5= 13-3-8= 15 16-6-9= 6+6-9= 15 13-5= 3+9= 16 4+7= 6+9= 16 16-7= 5+7= 16 4+7= 19-6= 17 18-9= 15-6= 17 6+7= 8+9= 17 7+9= 13-6= 18 8+7= 14-8= 18 11-5= 12-5= 18 11-3= 14-5= 19 4+8= 13-7= 19 7+8= 6+5= 19 12-6= 6+7= 20 12-3= 9+9= 20 8+6= 14-5= 20 9+()=14 18-()=13 1 11-6= 13-4= 1 5+8= 17-8= 1 ()-4=10 15-()=7 2 7+9= 5+6= 2 11-7= 7+6= 2 13-()=7 ()+9=15 3 11-3= 14-7= 3 7+5= 5+9= 3 ()-9=7 ()-6=8 4 15-7= 8+8= 4 13-5= 11-2= 4 7+()=16 8+()=14 5 6+8= 9+5= 5 12-6= 9+4= 5 ()+3=11 14-()=5 6 12-4= 13-6= 6 9+7= 11-4= 6 9+6-2= 15-7-5= 7 9+8= 12-7= 7 13-8= 7+7= 7 13-5-6= 11-3-8= 8 6+6= 4+9= 8 14-6= 9+6= 8 18-9-7= 3+8-4= 9 ()-8=5 ()+8=12 9 ()-9=9 4+()=13 9 7+3+9= 14-3-9= 10 9+()=18 ()-6=6 10 ()+8=11 ()+6=12 10 17-7-8= 12-5-4= 11 ()-3=8 6+()=11 11 17-()=9 16-()=8 11 6+5-7= 16-7-9= 12 12-()=3 ()+9=14 12 ()-6=8 ()+6=14 12 8+6= 5+8= 13 ()+9=11 11-()=9 13 ()-9=7 12-()=5 13 15-8= 14-5= 14 15-()=7 ()+7=13 14 9+()=13 3+()=12 14 9+8= 16-8= 15 15-3+4= 7+6+6= 15 12+4-3= 16-7+7= 15 5+6= 8+9= 16 10+5-6= 6-3+9= 16 12-3-6= 7+4+7= 16 18-9= 11-7= 17 18-6-5= 4+4+5= 17 11-6+9= 13-5-4= 17 9+3= 15-9= 18 11-6+8= 19-4-1= 18 5+6+8= 14-3-3= 18 13-8= 6+8= 19 7+6-5= 17-6+5= 19 10+5-4= 2+6+9= 19 8+4= 15-7= 20 11-8-2= 9+7-1= 20 14+5-2= 18-6+6= 20 14-7= 9+5= 1 7+8= 3+14= 1 6+9= 16-7= 1 7+5= 16-7= 2 16-8= 4+8= 2 2+16= 18-4= 2 6+9= 17-9= 3 5+12= 18-5= 3 4+12= 8+8= 3 12-8= 7+7= 4 15-7= 3+9= 4 6+6= 19-2= 4 7+8= 14-9= 5 9+9= 5+14= 5 17-8= 4+7= 5 ()-8=3 9+()=16 6 13-5= 15-8= 6 4+9= 12-5= 6 ()+7=14 ()-8=4 7 12-4= 3+8= 7 17-4= 11-3= 7 12-()=6 11-()=7 8 5+6= 7+7= 8 19-3= 6+7= 8 ()+7=15 ()-8=7 9 12-6= 11-2= 9 14-5= 8+9= 9 ()-5=9 ()+5=14 10 6+8= 14-6= 10 5+7= 13-4= 10 ()+8=16 15-()=13 11 18-9= 7+9= 11 11-4= 7+12= 11 14-6-5= 8+4-3= 12 15-6= 12-3= 12 5+8= 14-7= 12 7+4-8= 15-6-8= 13 5+9= 11-5= 13 13-6= 2+9= 13 11-4-6= 5+5+9= 14 ()+7=15 ()-6=7 14 ()+3=11 4+()=11 14 8+9-5= 17-5-3= 15 15-()=8 ()+8=11 15 13-()=9 ()-9=2 15 12-5-7= 14-5-9= 16 ()+9=18 16-()=9 16 2+()=11 6+()=14 16 3+8+8= 2+9-7= 17 15-()=6 ()-8=9 17 13-()=8 ()+5=12 17 11-9= 4+8= 18 ()+9=12 9+()=16 18 ()-6=9 15-()=9 18 5+8= 13-6= 19 14-()=8 ()-8=6 19 ()+5=14 ()+9=13 19 15-6= 7+9= 20 11-2-8= 7+2+9= 20 11-2+5= 2+3+3= 20 3+8= 12-9= 1 6+2+5= 8-2+6= 1 8-3+2= 6+2+7= 1 2+9= 16-7= 2 9+3-6= 10-2-7= 2 8-2+9= 8+2-8= 2 14-7= 7+5= 3 2+2+1= 6-2+3= 3 2+2+8= 2+8+2= 3 13-8= 14-6= 4 7-3+8= 4+5-7= 4 6-3+4= 8-5+1= 4 8+9= 7+6= 5 2+2+4= 6+2+6= 5 12+2-9= 6-2+7= 5 5+6= 15-8= 6 11-6= 5+8= 6 15-6= 4+9= 6 16-9= 5+9= 7 9+7= 7+12= 7 9+5= 4+12= 7 4+7= 8+7= 8 15-7= 8+9= 8 5+14= 7+8= 8 3+9= 14-9= 9 14-5= 11-2= 9 8+8= 3+9= 9 17-8= 7+7= 10 5+9= 13-5= 10 6+7= 11-3= 10 9+()=12 ()-4=9 11 13-4= 9+2= 11 12-5= 9+6= 11 16-()=14 ()+5=13 12 6+6= 13-6= 12 7+9= 12-6= 12 ()-7=8 16-()=8 13 2+9= 6+8= 13 16-7= 13-7= 13 19-()=13 ()-5=6 14 12-3= 16-8= 14 4+8= 9+8= 14 6+()=15 ()-9=3 15 3+14= 6+9= 15 14-6= 12-4= 15 ()-8=6 ()+8=14 16 8+7= 17-8= 16 9+3= 11-5= 16 17-3-8= 5+6-9= 17 14-8= 3+15= 17 11-4= 9+9= 17 9+3-4= 15-8-7= 18 9+4= 7+7= 18 14-7= 5+7= 18 19-8-9= 4+9-5= 19 17-()=9 ()+9=16 19 ()-7=4 ()+9=14 19 17-9-2= 18-7-8= 20 ()+9=13 12-()=6 20 14-()=6 8+()=12 20 16-5-9= 15-8+9= 1 18-()=9 ()-8=7 1 ()+9=12 ()-8=3 1 5+7-8= 8+5-7= 2 ()+5=12 ()+8=14 2 6+()=15 3+()=11 2 18-9= 6+5= 3 11-()=9 2+()=11 3 ()-4=9 ()-7=8 3 7+5= 15-6= 4 9+()=18 ()-5=6 4 16-()=9 ()+9=17 4 13-8= 4+7= 5 9+4-8= 17-5+2= 5 7+5-9= 10-3+9= 5 9+6= 17-9= 6 7+3+8= 10+2-7= 6 13-7+1= 3+6+5= 6 11-7= 6+6= 7 12-6+5= 16-2-7= 7 2+7+9= 11-5+6= 7 5+7= 8+9= 8 5+5+4= 10-5+8= 8 17-6-8= 5+7+3= 8 12-9= 15-8= 9 15-4-9= 4+3+7= 9 8+5+2= 12-3+7= 9 7+8= 6+8= 10 17-5+4= 13-7+3= 10 3+6+1= 3+5+6= 10 3+8= 14-9= 11 19-2= 8+7= 11 17-9= 9+7= 11 14-7= 9+7= 12 18-9= 19-3= 12 5+6= 16-3= 12 12-8= 7+7= 13 7+9= 3+8= 13 15-8= 16-9= 13 5+9= 14-6= 14 7+8= 17-8= 14 9+9= 6+8= 14 15-9= 16-7= 15 15-9= 8+6= 15 17-3= 12-8= 15 ()+9=17 ()-3=14 16 6+7= 4+9= 16 12-6= 6+9= 16 2+()=16 6+()=13 17 2+9= 16-7= 17 11-9= 7+7= 17 ()-3=13 ()-8=5 18 13-8= 8+9= 18 6+6= 12-7= 18 ()+7=12 8+()=11 19 8+8= 12-9= 19 18-2= 4+8= 19 15-()=6 ()-9=4 20 5+7= 11-7= 20 3+9= 16-8= 20 ()+8=13 ()-6=12 1 14-9= 19-4= 1 7+6= 9+8= 1 5+6-8= 15-7-2= 2 4+7= 5+9= 2 11-8= 5+8= 2 11-5-3= 9+3-3= 3 11-2= 14-8= 3 8+5= 13-9= 3 8+4-7= 13-6-5= 4 ()+5=12 18-()=16 4 ()-8=8 ()+9=14 4 16-4-8= 14-9+9= 5 ()-7=6 ()-3=9 5 3+()=12 11-()=7 5 6+7-5= 18-4-9= 6 4+()=13 7+()=17 6 ()-2=14 ()+10=19 6 15-4-9= 3+3+9= 7 ()-8=3 ()+8=11 7 ()-9=9 16-()=7 7 12-6= 8+6= 8 18-()=14 ()+13=15 8 11-()=3 ()+9=11 8 15-6= 6+13= 9 ()+8=12 12-()=5 9 6+()=19 8+()=18 9 8+5= 12-5= 10 8+5-3= 12-4-2= 10 13+4-7= 14-7+5= 10 11-2= 9+7= 11 17-6-6= 5+7+5= 11 18-7-9= 8+6+4= 11 ()+9=16 ()-8=8 12 6+5-2= 11-2+3= 12 14+3-8= 15-7+2= 12 18-()=9 ()+8=11 13 16-5-3= 9+4-4= 13 13-3-4= 14+3-6= 13 4+()=10 17-()=8 14 10+2+6= 18-7+4= 14 7+6+3= 18-7-7= 14 ()-6=9 8+()=15 15 15-4+6= 16+2-9= 15 18-8-8= 6+6+2= 15 9+()=17 ()-8=5 16 8+5= 12-6= 16 8+8= 7+4= 16 ()-9=3 15-()=8 17 14-5= 4+8= 17 2+9= 4+14= 17 11-6-2= 9+5-3= 18 17-8= 7+6= 18 11-4= 5+8= 18 8+5-4= 12-4-2= 19 6+5= 18-9= 19 8+7= 12-4= 19 14-6-8= 6+3+8= 20 12-3= 11-6= 20 13-5= 8+3= 20 9+7-6= 15-8-3= 1 4+7= 6+6= 1 16-7= 2+16= 1 17-8-5= 7+7-7= 2 16-8= 15-7= 2 13-4= 7+5= 2 13-4-6= 14-5-4= 3 3+8= 11-5= 3 6+7= 11-3= 3 12-7= 6+7= 4 17-9= 12-8= 4 9+9= 5+14= 4 8+9= 19-8= 5 6+8= 5+7= 5 15-6= 12-5= 5 6+13= 4+8= 6 13-6= 11-8= 6 14-7= 8+6= 6 2+17= 12-9= 7 8+4= 14-6= 7 7+8= 11-2= 7 7+8= 4+12= 8 11-7= 7+7= 8 16-9= 5+6= 8 11-8= 6+9= 9 ()+13=18 9+()=19 9 ()-9=7 ()+9=13 9 14+3= 5+7= 10 ()-4=13 ()+12=17 10 2+()=11 16-()=8 10 5+9= 2+16= 11 4+()=11 18-()=12 11 ()-8=4 12-()=7 11 5+6= 17-9= 12 15-()=8 ()+9=12 12 19-()=16 ()+11=19 12 13-7= 6+8= 13 ()-5=9 16-()=9 13 6+()=18 3+()=11 13 11-9= 16-8= 14 7+()=19 ()-8=9 14 ()+4=12 ()-4=8 14 8+8= 12-8= 15 3+9+3= 5+8-6= 15 16-9+1= 3+8-9= 15 14-9= 2+9= 16 15-2-5= 11-9+5= 16 2+9+4= 17-9+2= 16 4+()=15 ()+6=13 17 11+2-5= 12+2-3= 17 18-9-7= 5+9+2= 17 ()+6=14 ()-9=5 18 18-2-3= 18-9-8= 18 4+9+5= 14-3-9= 18 11-()=4 8+()=17 19 12-9+3= 6+8-8= 19 17-8-4= 4+9-7= 19 ()-9=8 ()+7=16 20 4+9+1= 16-8-6= 20 9+8-4= 11-9+4= 20 ()-7=5 12-()=8 1 11-9= 6+8= 1 13-5= 11-3= 1 9+()=18 ()-8=7 2 13-6= 12-7= 2 3+8= 14-8= 2 7+3-4= 18-9+8= 3 6+6= 17-8= 3 11-6= 6+7= 3 15-7-7= 8+4-5= 4 14-9= 8+8= 4 13-7= 4+10= 4 6+6-6= 16-7-3= 5 12-4= 5+6= 5 3+16= 11-4= 5 18-9-8= 9+5-9= 6 5+8= 11-2= 6 4+11= 7+8= 6 14-7-6= 11-6-4= 7 4+7= 4+8= 7 12-9= 5+7= 7 5+4+9= 18-9-5= 8 13-8= 18-4= 8 16-8= 13-9= 8 7+9= 11-6= 9 11-5= 12-6= 9 7+9= 14-6= 9 16-3= 6+8= 10 9+8= 14-5= 10 7+7= 11-7= 10 17-8= 13-8= 11 13-4= 4+15= 11 12-3= 2+17= 11 4+8= 8+9= 12 4+14= 11-8= 12 18-3= 15-7= 12 18-2= 14-8= 13 12-5= 17-7= 13 14-7= 12-8= 13 9+7= 6+6= 14 8+()=18 18-()=9 14 ()+9=14 ()+13=17 14 14-6= 3+9= 15 18-()=15 3+()=11 15 ()-4=9 7+()=19 15 9+9= 15-7= 16 12-()=4 ()-3=14 16 11-()=9 ()+9=12 16 11-9= 13-6= 17 ()+10=19 13-()=9 17 ()+12=16 5+()=19 17 7+7= 9+6= 18 16-()=14 ()-5=7 18 4+()=13 15-()=9 18 16-7= 12-4= 19 2+()=11 16-()=8 19 ()-6=9 9+()=18 19 9+5= 4+7= 20 12-4+4= 13+2-4= 20 6+6-3= 15-3+5= 20 11-3= 6+9= 1 18-6+3= 7+5-8= 1 19-4-7= 8+3+5= 1 ()-5=5 ()+8=14 2 5+7-7= 19-2-4= 2 13+5-5= 18-6+1= 2 7+()=15 16-()=7 3 19-7-8= 4+3+6= 3 18-7-3= 6+7+1= 3 ()-6=6 ()-8=4 4 8+8-9= 12-3+6= 4 10+4+4= 19-6-2= 4 15-()=6 3+()=11 5 4+5-6= 9+3+2= 5 11-2+2= 11+2+3= 5 ()-9=4 ()+9=18 6 6+6= 11-6= 6 3+8= 16-7= 6 6+()=13 ()-7=8 7 9+8= 14-5= 7 17-8= 3+7= 7 12-9-2= 7+6-8= 8 4+2= 12-4= 8 8+8= 11-7= 8 16-8-3= 11-4-4= 9 8-3= 11-8= 9 18-9= 14+3= 9 6+5-4= 17-9-5= 10 11-5= 5+5= 10 6+7= 9+9= 10 13-6-7= 7+7-5= 11 6+13= 17-9= 11 12-6= 10-5= 11 3+8-7= 15-9-6= 12 12-3= 4+8= 12 11-3= 4+4= 12 16-7+9= 9+4-6= 13 7+7= 3+13= 13 7-3= 11-9= 13 18-9= 12-4= 14 6+8= 13-4= 14 3+6= 5+7= 14 2+12= 6+9= 15 12-7= 17-2= 15 2+8= 13-5= 15 6+6= 17-4= 16 8+7= 19-5= 16 16-9= 11-4= 16 15-7= 7+8= 17 11-2= 5+6= 17 12-5= 5+8= 17 14-6= 5+6= 18 4+6= 10-3= 18 4+7= 3+15= 18 2+9= 16-7= 19 5+()=14 ()-9=9 19 16-()=9 ()+9=13 19 7+12= 18-5= 20 ()-3=12 17-()=15 20 ()+10=19 ()-8=3 20 11-4= 6+8= 1 ()-3=13 2+()=11 1 15-()=9 8+()=19 1 7+7= 13-4= 2 ()-7=5 ()+9=18 2 2+()=15 ()+8=11 2 17-5= 4+8= 3 3+()=12 13-()=7 3 ()-9=3 ()+14=17 3 2+16= 17-8= 4 ()-6=5 ()+12=18 4 7+()=19 11-()=8 4 9+9= 12-5= 5 3+4+4= 15-4-8= 5 16-8-7= 9+3+3= 5 11-2= 5+9= 6 13-2-2= 10+2+2= 6 6+3-2= 7-2+1= 6 ()-4=7 8+()=12 7 12+3-7= 14-2-6= 7 7-2+4= 3+9-8= 7 17-()=12 ()+9=13 8 10-4+2= 5+3-3= 8 10+3-9= 18-3-9= 8 14-()=8 10-()=4 9 8+4-5= 9-5+3= 9 11-4-3= 7+3-4= 9 ()-7=9 ()-7=6 10 11-3-5= 6+2-6= 10 17-4-4= 11+3+1= 10 12-()=5 4+()=11 11 5+9= 12-8= 11 2+9= 8+8= 11 ()+8=17 ()+2=11 12 16-8= 7+8= 12 12-5= 6+9= 12 7+3-5= 14-7-2= 13 8+5= 3+9= 13 14-8= 7+6= 13 17-9+9= 6+4-3= 14 15-7= 13-6= 14 12-7= 15-8= 14 8+9-9= 13-9+7= 15 9+2= 6+8= 15 8+7= 9+9= 15 16-9-3= 9+9-8= 16 16-7= 4+9= 16 13-7= 4+8= 16 15-6+9= 17-6-2= 17 6+7= 8+3= 17 7+9= 14-7= 17 5+8-6= 2+9+8= 18 17-9= 13-8= 18 5+6= 8+6= 18 12-9= 7+9= 19 5+7= 12-9= 19 8+4= 11-6= 19 9+4= 17-8= 20 15-6= 7+7= 20 11-5= 9+7= 20 6+6= 7+6= 1 8+9= 9+4= 1 3+8= 14-6= 1 11-6= 12-6= 2 12-6= 11-8= 2 17-8= 5+8= 2 8+8= 9+6= 3 9+3= 6+6= 3 9+8= 11-9= 3 12-7= 7+4= 4 11-()=4 ()-9=4 4 4+()=13 17-()=9 4 9+9= 14-8= 5 3+()=11 ()+10=18 5 ()-8=9 9+()=19 5 11-9= 8+3= 6 ()-3=15 2+()=14 6 ()-3=9 ()+9=11 6 8+7= 13-9= 7 ()+9=18 ()-2=9 7 4+()=17 16-()=7 7 16-9= 5+9= 8 ()-7=8 13-()=6 8 ()+8=12 ()+14=16 8 8+5= 11-8= 9 15-()=13 ()+7=11 9 16-()=13 3+()=19 9 13-7= 9+7= 10 16+3-8= 5+7-4= 10 14-3-7= 13+4+2= 10 9+2= 6+5= 11 15-6-4= 14-6-1= 11 10-6-3= 18-4+2= 11 14-()=8 19-()=12 12 10+5-2= 16-4-6= 12 7+3+4= 11+4-9= 12 ()-5=8 6+()=14 13 6+4-1= 7+4-6= 13 16-4+3= 7+4-7= 13 ()+8=17 ()+2=11 14 13-4+1= 15-4-5= 14 8+4+1= 9+7-5= 14 12-()=5 ()-2=15 15 7+4+3= 8+7-3= 15 16-4-2= 17-3-8= 15 ()+15=18 7+()=13 16 2+9= 7+7= 16 18-3= 3+8= 16 4+()=13 ()-3=8 17 18-9= 11-5= 17 8+7= 17-9= 17 15-8-4= 6+8-4= 18 4+14= 3+9= 18 11-9= 4+7= 18 18-6-8= 13-6+7= 19 12-4= 14-2= 19 4+8= 13-5= 19 3+9-2= 16-8-2= 20 8+9= 5+6= 20 12-9= 6+6= 20 17-5-9= 7+7-9= 1 6+7= 16-9= 1 4+9= 11-7= 1 16-9+9= 13-5-2= 2 12-7= 8+8= 2 14-7= 5+7= 2 17-8+9= 5+5-6= 3 13-9= 7+9= 3 6+13= 16-8= 3 15-7= 9+9= 4 6+12= 14-6= 4 15-9= 5+9= 4 6+6= 17-9= 5 5+8= 15-3= 5 7+8= 18-4= 5 11-7= 6+7= 6 15-7= 2+17= 6 11-3= 3+13= 6 6+9= 11-8= 7 17-4= 10-7= 7 6+9= 13-7= 7 9+8= 8+5= 8 9+9= 14-9= 8 12-6= 6+8= 8 14-8= 15-9= 9 11-()=2 ()+10=19 9 12-()=8 ()+9=13 9 9+7= 6+8= 10 ()+8=11 2+()=15 10 ()-9=5 2+()=19 10 13-9= 5+7= 11 13-()=5 9-()=2 11 3+()=12 ()-9=8 11 8+8= 12-7= 12 ()+14=18 ()-2=17 12 11-()=5 8+()=18 12 12-8= 7+8= 13 18-()=16 2+()=11 13 ()+15=17 ()-6=9 13 14-5= 16-8= 14 9+()=18 ()-8=8 14 12-()=5 5+()=14 14 12-6= 4+9= 15 5+5-2= 18-9-4= 15 14-6-3= 7+7-6= 15 13-7= 18-9= 16 16-8-5= 7+6-3= 16 16-3-8= 13-6+8= 16 19-()=14 ()+9=13 17 4+7-9= 17-5-8= 17 8+8-4= 15-6-2= 17 ()+13=16 4+()=17 18 12-5-6= 15-5-9= 18 13-9-2= 9+5-5= 18 ()+8=12 ()-5=7 19 13-7-6= 8+7-8= 19 16-7+8= 3+6+8= 19 11-()=9 3+()=11 20 4+5+9= 14-6+9= 20 4+8-7= 17-3-9= 20 ()-8=8 7+()=12 1 8+5= 19-7= 1 5+7= 9+2= 1 ()-6=9 8+()=15 2 3+14= 12-4= 2 18-9= 17-4= 2 11-4-2= 6+6-3= 3 13-4= 3+9= 3 11-5= 8+8= 3 5+6+8= 16-8+7= 4 15-6= 17-8= 4 9+4= 12-5= 4 14-8-6= 4+4+9= 5 6+9= 16-2= 5 16-8= 17-3= 5 8+9-2= 12-4-3= 6 11-4= 7+5= 6 15-3= 5+9= 6 16-4-5= 13-8-4= 7 19-5= 15-2= 7 8+6= 13-5= 7 16-8+9= 7+4-6= 8 13-6= 9+9= 8 12-3= 16-7= 8 13-7= 4+8= 9 6+6= 14-6= 9 6+7= 8+3= 9 2+9= 16-9= 10 7+9= 18-4= 10 19-3= 7+4= 10 8+8= 11-8= 11 3+13= 14-7= 11 8+4= 14-5= 11 11-2= 5+8= 12 15-7= 8+7= 12 11-2= 6+5= 12 14-8= 7+9= 13 7+7= 12-6= 13 8+9= 11-3= 13 6+7= 13-9= 14 18-()=15 8+()=19 14 14-()=5 4+()=11 14 3+9= 8+6= 15 3+()=11 13-()=4 15 ()+9=14 ()-7=9 15 13-6= 11-9= 16 9-()=4 2+()=15 16 4+()=13 18-()=9 16 15-7= 9+9= 17 18-()=12 ()+9=12 17 ()-2=9 ()+12=19 17 6+9= 12-7= 18 ()-7=5 3+()=18 18 12-()=9 7+()=19 18 17-8= 9+8= 19 9+()=19 11-()=6 19 ()+9=11 16-()=7 19 8+7= 16-8= 20 7+3-2= 17-8-3= 20 5+7-5= 15-7+8= 20 4+9= 7+6= 1 13-5-4= 4+8-3= 1 17-6-7= 18-7-2= 2 6+6-9= 15-6-6= 2 14-5+9= 6+9-4= 3 14-5-5= 18-6-9= 3 8+6-6= 12-8-2= 4 19-5-9= 8+8-7= 4 13-4-8= 19-5-8= 5 4+4-8= 11-6+9= 5 4+4+8= 3+7+9= 6 4+14= 9+2= 6 11-7= 3+16= 7 11-5= 7+7= 7 14-5= 8+3= 8 9+6= 14-6= 8 8+8= 16-8= 9 8+7= 6+5= 9 17-8= 7+6= 10 14-7= 18-9= 10 9+4= 11-4= 11 5+12= 9+8= 11 19-2= 17-9= 12 7+5= 16-7= 12 4+13= 9+3= 13 11-6= 7+4= 13 11-8= 13-5= 14 9+9= 13-6= 14 8+4= 15-7= 15 ()-6=7 9+()=18 15 18-9-2= 8+6-4= 16 ()-7=7 ()-9=8 16 12-3-4= 18-9+7= 17 6+()=11 ()+4=13 17 12-7+9= 8+5-9= 18 ()-6=5 12-()=9 18 7+6-2= 17-9-6= 19 7+()=15 17-()=8 19 16-2-8= 4+9-6= 20 ()-4=8 ()+6=12 20 5+5+8= 14-5-7=