口算练习.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,6+9=,3+6=,5+3=,4+8=,8-1=,6-6=,5+6=,10-6=,8+6=,9-4=,6+9=,3+6=,5+3=,4+8=,8-1=,6-6=,5+6=,10-6=,8+6=,9-4=,7+7=,5+9=,9+8=,3+4=,19-11=,11-10=,9+5=,3+1=,8+1=,11-4=,12-3=,9+7=,9-6=,16-6=,5-0=,14-4=,10-8=,2+1=,8+5=,6+6=,10-3=,9-6=,6+6=,17+2=,17-11=,19-11=,9+5=,8+1=,8+9=,9-9=,8+9=,4+7=,3+7=,10-10=,7-2=,8+9=,8+7=,10+4=,4+11=,11+4=,8+4=,17-1=,13+5=,8+10=,18-2=,11-10=,13-2=,10-3=,9+9=,5+8=,7+5=,5+2=,8+8=,19-15=,17-10=,15-15=,7+7=,5+9=,9+8=,3,+4=,8-3=,8-6=,8+6=,17+3=,17-1=,18-11=,8+7=,5+4=,5+6=,5+5=,8+4=,13-6=,7+4=,16+1=,17-6=,8+3=,9-7=,9-3=,8-7=,17-10=,5+2=,18-6=,9-7=,10-8=,7+4=,8+7=,5+8=,18-2=,14+2=,9+7=,8+4=,4+9=,2+6=,9+3=,7+0=,12-12=,5-0=,9-2=,14-4=,6,+4=,15-3=,8-7=,2+8=,11+3=,17-17=,18-10=,12+7=,10+4=,4+6=,9+5=,8+7=,16-2=,11-11=,16+4=,17-17=,9+3=,5+6=,11-4=,18-7=,11+1=,17+8=,9+5=,12-6=,13-2=,12+4=,8+2=,15+5=,12-3=,12-3=,9+1=,8+8=,3+9=,5+7=,13-3=,7+6=,2-2=,9+0=,7-2=,9+4=,17,+1=,16+1=,3+16=,15+3=,14+1=,8-6=,3-3=,5+6=,10+6=,4+16=,19-14=,16+4=,13+4=,15+3=,14+6=,18-11=,16-16=,15+2=,18-6=,8+6=,19-4=,17+2=,0+19=,1+18=,3+14=,19-11=,11-10=,19-5=,13+4=,8+11=,11+4=,12+3=,19-7=,19-6=,16-16=,15-0=,14-14=,19-8=,2+11=,3+15=,16+2=,10-8=,19-6=,6-6=,12-5=,17-5=,19-9=,5+15=,8+11=,18-9=,19-9=,18-9=,2+1 7=,13+7=,10-1=,17-2=,18+1=,2+17=,5+14=,14+5=,2+14=,8+14=,17-11=,3+15=,18+1=,18-12=,11-10=,13-12=,10-5=,0+19=,15+1=,17+3=,5+12=,8+12=,19-6=,13-10=,11-1=,2+17=,15+4=,19-8=,3,+14=,18-3=,18-16=,8+11=,17+0=,17-4=,10-1=,8+11=,5+12=,5+8=,7+5=,4+4=,17-6=,7+6=,16+4=,12-6=,8+0=,10-7=,9-9=,8-8=,7-1=,2+2=,8-6=,9+7=,10+8=,7+13=,8+12=,15+5=,18-16=,10+4=,4+8=,8+6=,1+10=,6+6=,5+3=,7+9=,2+12=,5+0=,9-7=,12-2=,6,+2=,1+3=,7+4=,7+8=,8+7=,7-3=,15-9=,12+8=,10+2=,7+3=,15-9=,2+9=,10+6=,7+7=,7+7=,12-4=,7+0=,17-7=,7+5=,10-8=,19-9=,1+9=,9+9=,7+10=,7+9=,11-4=,15-7=,15+3=,9+4=,12-4=,9+4=,12-4=,3+8=,3+7=,5+8=,7+5=,10-5=,16-6=,3-2=,7+4=,16,-7=,16+1=,3+16=,15+3=,14+1=,8-6=,3-3=,5+6=,10+6=,4+16=,19-14=,16+4=,13+4=,15+3=,14+6=,18-11=,16-16=,15+2=,18-6=,8+6=,19-4=,17+2=,0+19=,1+18=,3+14=,19-11=,11-10=,19-5=,13+4=,8+11=,11+4=,12+3=,19-7=,19-6=,16-16=,15-0=,14-14=,19-8=,2+11=,3+15=,16+2=,10-8=,19-6=,6-6=,12-5=,17-5=,19-9=,5+15=,8+11=,18-9=,19-9=,18-9=,2+1 7=,13+7=,10-1=,17-2=,18+1=,2+17=,5+14=,14+5=,2+14=,8+14=,17-11=,3+15=,18+1=,18-12=,11-10=,13-12=,10-5=,0+19=,15+1=,17+3=,5+12=,8+12=,19-6=,13-10=,11-1=,2+17=,15+4=,19-8=,3,+14=,18-3=,18-16=,8+11=,17+0=,17-4=,10-1=,8+11=,5+12=,5+8=,7+5=,4+4=,17-6=,7+6=,16+4=,12-6=,8+0=,10-7=,9-9=,8-8=,7-1=,2+2=,8-6=,9+7=,10+8=,7+13=,8+12=,15+5=,18-16=,10+4=,4+8=,8+6=,1+10=,6+6=,5+3=,7+9=,2+12=,5+0=,9-7=,12-2=,6,+2=,1+3=,7+4=,7+8=,8+7=,7-3=,15-9=,12+8=,10+2=,7+3=,15-9=,2+9=,10+6=,7+7=,7+7=,12-4=,7+0=,17-7=,7+5=,10-8=,19-9=,1+9=,9+9=,7+10=,7+9=,11-4=,15-7=,15+3=,9+4=,12-4=,9+4=,12-4=,3+8=,3+7=,5+8=,7+5=,10-5=,16-6=,3-2=,7+4=,16,-7=,16+4=,1+16=,15+1=,14+3=,8+6=,14-14=,5+9=,10+10=,4+3=,19-10=,1+0=,13+0=,15+5=,14+2=,18-7=,16-9=,7+2=,9-6=,2+16=,19-14=,7+12=,0+5=,1+4=,3+9=,19-1=,1+9=,9+5=,13+2=,18+1=,11+7=,3+13=,19-17=,13+6=,16-9=,15-10=,14-0=,19-18=,2+17=,2+15=,14+5=,17-8=,19-16=,16-6=,12-9=,17-15=,2+9=,5+0=,4+11=,12-9=,19-11=,18-0=,0+1 7=,6+7=,10-9=,17-12=,12+1=,2+0=,5+11=,14+3=,2+17=,18-14=,17-8=,13+5=,0+11=,8-2=,7-7=,9+11=,12-2=,0+1=,15+5=,2+3=,5+9=,13-1=,5-2=,13-1=,11-11=,12+7=,5+14=,19-18=,3,+5=,18-13=,18-6=,2+13=,14+0=,19-4=,10-1=,12-11=,9+9=,13-3=,9+9=,4+6=,8+2=,7+6=,6+4=,7+2=,8-2=,1+8=,5+7=,7-6=,17-2=,2+0=,18-16=,19-17=,10+1=,17-13=,18+2=,15-9=,6-1=,10-5=,14+5=,3+16=,11+4=,15-6=,15+3=,1+19=,6+12=,5+10=,10-5=,9-2=,9,+2=,1+4=,8-5=,2+4=,3+6=,17-13=,15-10=,3+8=,3+7=,4+13=,7-1=,2+1=,3+1=,6+5=,8-5=,19-19=,7+10=,10-7=,7-2=,10-8=,6-4=,5-2=,5+5=,9+0=,7+8=,10-4=,6-3=,5+1=,3+9=,9+6=,5+10=,6-5=,6-5=,2+7=,5+4=,3+5=,8-2=,16-16=,13-2=,6-4=,10,-7=,16+1=,3+16=,15+3=,14+1=,8-6=,3-3=,5+6=,10+6=,4+16=,19-14=,16+4=,13+4=,15+3=,14+6=,18-11=,16-16=,15+2=,18-6=,8+6=,19-4=,17+2=,0+19=,1+18=,3+14=,19-11=,11-10=,19-5=,13+4=,8+11=,11+4=,12+3=,19-7=,19-6=,16-16=,15-0=,14-14=,19-8=,2+11=,3+15=,16+2=,10-8=,19-6=,6-6=,12-5=,17-5=,19-9=,5+15=,8+11=,18-9=,19-9=,18-9=,2+1 7=,13+7=,10-1=,17-2=,18+1=,2+17=,5+14=,14+5=,2+14=,8+14=,17-11=,3+15=,18+1=,18-12=,11-10=,13-12=,10-5=,0+19=,15+1=,17+3=,5+12=,8+12=,19-6=,13-10=,11-1=,2+17=,15+4=,19-8=,3,+14=,18-3=,18-16=,8+11=,17+0=,17-4=,10-1=,8+11=,5+12=,5+8=,7+5=,4+4=,17-6=,7+6=,16+4=,12-6=,8+0=,10-7=,9-9=,8-8=,7-1=,2+2=,8-6=,9+7=,10+8=,7+13=,8+12=,15+5=,18-16=,10+4=,4+8=,8+6=,1+10=,6+6=,5+3=,7+9=,2+12=,5+0=,9-7=,12-2=,6,+2=,1+3=,7+4=,7+8=,8+7=,7-3=,15-9=,12+8=,10+2=,7+3=,15-9=,2+9=,10+6=,7+7=,7+7=,12-4=,7+0=,17-7=,7+5=,10-8=,19-9=,1+9=,9+9=,7+10=,7+9=,11-4=,15-7=,15+3=,9+4=,12-4=,9+4=,12-4=,3+8=,3+7=,5+8=,7+5=,10-5=,16-6=,3-2=,7+4=,16,-7=,