一年级口算竞赛.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,11-8=,NO.1,NO.2,10+8=,NO.3,7+9=,NO.4,7+11=,NO.5,4+9=,NO.6,13-5=,NO.7,17-9=,NO.8,16-8=,NO.9,18-9=,NO.10,11-2=,NO.11,19-9=,NO.12,18-8=,NO.13,17-7=,NO.14,19-6=,NO.15,19-2=,NO.16,12+8=,NO.17,7+5=,NO.18,10+20=,NO.19,10+18=,NO.20,60+5=,NO.21,17-1=,NO.22,18-7=,NO.23,50-10=,NO.24,81-1=,NO.25,70-10=,NO.26,56-50=,NO.27,88-8=,NO.28,17+3=,NO.29,50+9=,NO.30,66-6=,NO.31,29-5=,NO.32,47-3=,NO.33,69-2=,NO.34,53+8=,NO.35,26-7=,NO.36,53-8=,NO.37,95-7=,NO.38,89+6=,NO.39,90-10-20=,NO.40,30+20+50=,11-8=,3,10+8=,18,7+9=,16,7+11=,18,4+9=,13,13-5=,8,17-9=,8,16-8=,8,18-9=,9,11-2=,9,19-9=,10,18-8=,10,17-7=,10,19-6=,13,19-2=,17,12+8=,20,7+5=,12,10+20=,30,10+18=,28,60+5=,65,17-1=,16,18-7=,11,50-10=,40,81-1=,80,70-10=,60,56-50=,6,88-8=,80,17+3=,20,50+9=,59,66-6=,60,29-5=,24,47-3=,44,69-2=,67,53+8=,61,26-7=,19,53-8=,45,95-7=,88,89+6=,95,90-10-20=,60,30+20+50=,100,