20以內(nèi)連減競(jìng)賽自測(cè)例題姓名：班級(jí)：日期：用時(shí)：分鐘得分：5-2-2=4-1-1=15-8-5=5-2-2=19-12-2=20-10-6=16-7-5=12-10-2=4-1-3=15-8-4=7-5-1=20-10-10=12-9-1=13-9-3=15-13-1=8-2-2=12-5-3=19-10-7=13-5-2=3-1-2=15-9-4=19-7-7=11-9-1=14-3-7=7-4-1=6-2-3=20-14-6=17-6-6=7-3-1=3-1-2=14-3-10=10-6-3=11-8-2=17-15-2=13-8-5=13-1-1=5-1-1=11-7-3=13-1-1=5-2-2=5-1-2=4-1-1=11-6-2=10-3-7=11-4-4=20-15-1=5-3-1=15-5-3=12-9-1=7-4-1=15-3-1=7-2-3=14-11-1=17-3-10=4-2-2=12-7-3=11-1-1=18-11-6=4-1-2=17-13-4=15-2-13=18-11-1=19-6-3=19-6-2=11-6-2=10-3-5=19-11-3=16-12-3=18-16-1=11-5-4=8-5-1=18-8-1=14-9-3=7-5-2=9-3-1=4-1-3=4-1-3=20-6-11=10-7-3=19-6-1=13-6-7=17-14-2=12-5-3=12-9-1=13-8-4=20-1-6=11-9-2=3-1-2=18-16-2=16-14-1=9-3-5=5-1-1=7-3-1=13-11-2=5-3-1=19-5-14=9-1-3=19-16-2=9-2-3=14-6-5=17-12-5=7-4-1=14-5-3=13-8-3=8-3-4=8-6-2=20-14-2=9-7-1=5-1-2=7-1-6=15-8-3=20-4-8=8-1-6=4-1-2=20-15-4=3-1-2=11-9-1=9-3-3=11-9-1=16-5-6=20-14-6=15-12-2=13-9-4=20-7-6=17-11-3=10-5-1=18-8-1=11-6-3=6-1-4=10-7-3=7-4-3=13-7-1=11-3-1=18-15-1=9-4-3=9-4-2=7-4-1=20-14-4=19-11-6=10-4-6=4-1-1=3-1-1=16-2-9=6-1-5=3-1-2=17-14-3=6-1-1=8-6-2=15-6-6=3-1-1=5-1-1=3-1-1=14-4-2=15-7-6=6-1-2=12-2-3=15-13-2=19-7-12=7-2-3=9-6-2=16-11-2=6-4-1=8-1-6=15-13-2=12-9-2=14-4-7=4-2-1=16-11-4=15-7-5=20-10-1=3-1-1=15-8-5=16-14-2=4-2-2=4-1-1=6-3-3=3-1-1=14-7-5=19-11-7=13-8-3=14-12-2=20-9-2=6-4-1=4-2-2=5-1-3=12-6-1=19-16-3=14-12-2=16-7-2=12-10-1=7-2-2=13-8-2=18-12-1=10-6-3=16-11-2=3-1-1=3-1-2=16-7-8=17-12-5=17-11-2=7-5-1=20-13-5=6-4-1=3-1-1=8-4-2=7-1-6=18-8-4=9-4-2=19-6-7=8-1-6=7-4-2=11-8-3=6-2-4=17-7-5=5-2-2=11-5-5=16-9-5=20-7-13=16-3-11=20-13-1=5-2-3=14-5-2=20-6-3=3-1-1=12-7-1=13-3-9=13-5-5=13-1-8=3-1-2=16-2-9=11-9-2=7-2-3=16-9-1=19-17-2=4-1-2=8-1-1=7-3-4=16-1-14=20-18-2=10-4-3=5-2-1=20-1-6=13-10-2=9-7-1=4-1-2=20-12-1=19-6-3=20-9-4=14-9-1=14-8-4=10-5-4=12-5-7=19-12-7=8-1-6=4-1-3=8-3-2=14-4-10=20-3-10=17-5-6=12-4-3=7-3-4=19-7-5=13-3-5=20-12-2=13-8-5=5-2-2=6-3-2=9-3-6=8-2-4=7-3-3=7-5-1=15-4-11=9-4-4=11-5-3=17-9-4=14-12-1=16-6-6=9-4-4=19-15-3=8-1-7=7-1-1=11-8-2=17-1-1=18-9-3=6-3-3=6-1-5=12-10-1=4-2-2=17-6-3=15-4-4=10-8-1=8-4-3=18-13-2=6-4-1=18-9-3=10-5-5=18-8-9=18-9-2=17-15-1=14-7-5=15-1-2=18-15-3=19-8-9=9-6-1=15-5-5=6-2-4=20-5-4=12-2-9=16-13-2=8-4-2=16-5-11=6-4-1=3-1-1=11-8-1=18-6-9=9-2-2=3-1-2=18-5-13=12-3-1=9-6-2=3-1-1=3-1-1=14-10-3=3-1-2=8-3-1=16-5-10=15-5-3=10-4-5=4-1-1=16-11-2=15-2-11=16-6-4=4-1-1=18-14-4=15-12-1=18-9-7=17-8-9=20-13-6=10-3-7=16-12-2=13-8-1=12-1-4=8-1-4=5-3-2=6-4-1=10-4-1=15-9-6=4-2-2=6-3-2=4-2-2=14-2-5=6-3-2=6-2-3=15-6-6=12-2-5=16-2-3=11-6-2=4-2-2=10-4-6=5-1-2=7-1-6=9-5-3=4-2-2=8-6-2=10-8-1=11-9-2=15-12-1=18-7-10=9-6-1=12-2-2=15-10-3=6-2-2=6-2-4=18-9-6=12-4-7=5-2-1=12-8-2=18-14-1=18-6-11=7-5-1=4-2-1=12-10-2=11-4-6=18-4-1=4-2-2=16-6-7=5-1-4=18-12-3=5-3-2=13-2-6=13-2-2=15-12-3=18-6-1=5-2-2=6-3-2=10-7-1=3-1-1=15-7-4=15-1-14=6-3-1=19-10-5=19-8-5=9-1-7=12-6-2=17-8-4=3-1-1=14-9-3=16-13-2=11-1-9=18-8-7=12-1-7=14-6-7=15-13-2=18-11-7=6-2-4=13-10-3=15-2-2=3-1-1=9-5-3=3-1-2=5-2-3=3-1-1=4-2-1=13-5-3=9-7-2=10-2-8=7-1-5=3-1-2=3-1-1=10-6-2=7-4-3=14-7-3=16-7-4=19-7-2=19-10-4=18-15-1=19-14-4=8-6-1=10-1-3=3-1-1=15-5-9=3-1-1=15-5-8=19-12-2=7-1-3=11-3-4=19-1-17=8-1-5=15-6-8=16-11-2=20-9-11=7-2-3=7-3-2=16-4-11=16-13-2=11-3-4=7-2-1=20-15-4=19-16-1=16-8-3=19-8-2=11-1-8=6-2-3=8-3-2=8-1-1=7-3-4=5-1-2=15-3-4=16-2-10=17-14-1=19-3-7=19-13-1=4-1-2=17-5-7=17-14-2=15-6-5=4-1-3=18-13-2=18-14-4=12-6-3=9-6-3=12-9-3=19-14-5=14-4-4=14-2-8=19-17-2=6-1-3=4-2-2=11-2-6=12-6-4=19-5-11=12-8-2=5-1-4=6-1-5=19-13-1=19-13-1=14-3-9=8-4-3=14-12-1=14-5-8=15-6-1=14-2-2=6-1-1=11-6-4=19-7-2=9-5-3=12-3-1=8-4-4=11-6-3=8-1-4=8-1-4=3-1-2=10-6-2=11-9-2=5-3-1=4-1-1=20-3-4=15-7-4=18-12-2=16-14-1=15-7-6=16-10-3=12-2-5=11-1-7=20-12-2=15-3-1=20-2-5=6-1-3=6-3-1=13-3-10=3-1-2=3-1-1=17-4-10=11-1-7=7-5-2=20-15-5=16-1-1=19-12-1=13-2-1=5-2-3=11-1-1=12-2-3=19-12-2=7-5-1=5-3-1=11-2-4=14-11-3=14-9-1=20-16-2=14-12-1=16-5-5=16-4-2=13-11-2=17-14-2=8-2-6=19-15-1=6-4-1=5-2-2=11-6-2=6-1-1=18-1-5=20-8-5=3-1-2=19-2-14=9-4-3=17-14-1=8-6-1=7-5-2=14-10-1=4-1-2=12-3-2=16-6-9=14-3-1=8-1-5=10-7-2=5-3-2=7-4-3=18-7-2=17-5-11=15-5-2=11-6-4=9-4-5=3-1-2=11-4-7=12-2-5=11-1-9=12-1-1=7-4-2=4-2-2=3-1-1=9-4-4=20-5-5=20-2-6=17-10-2=14-11-3=9-7-2=18-11-3=18-1-1=19-7-7=20-17-2=5-1-4=5-3-1=4-1-3=17-3-12=20-15-1=14-2-6=15-1-1=12-1-4=15-7-4=10-3-1=9-7-2=9-3-1=16-11-5=3-1-1=4-2-2=10-8-1=20-16-2=13-7-6=7-1-6=12-3-9=19-4-5=6-3-3=7-5-2=10-2-6=9-7-1=20-8-12=10-5-5=4-1-2=17-4-2=4-1-2=17-9-1=13-2-3=11-9-1=19-9-10=10-7-2=9-7-2=18-11-6=7-3-3=20-10-3=20-15-3=16-3-10=16-14-2=10-4-6=15-5-8=15-9-6=15-11-3=11-2-1=3-1-2=18-6-4=17-2-6=3-1-2=11-8-3=12-3-5=12-9-1=11-5-6=9-6-2=12-3-9=8-2-2=19-1-17=11-1-4=13-3-8=11-2-4=5-2-1=7-1-2=6-2-3=11-9-1=6-3-3=16-6-1=12-1-10=6-1-1=7-5-1=13-1-10=4-2-2=14-1-9=10-5-5=8-3-4=20-1-9=16-4-2=12-7-1=8-3-4=20-6-13=19-7-3=13-4-3=3-1-1=15-1-4=10-2-5=7-3-1=4-2-2=15-5-1=10-4-2=17-8-2=18-12-5=19-6-6=11-7-2=9-5-2=3-1-1=13-1-10=15-7-6=5-2-1=18-3-11=10-5-3=15-3-4=11-4-3=9-4-2=14-5-1=5-1-4=14-3-8=6-4-1=3-1-1=18-12-3=3-1-2=12-7-4=19-5-3=11-3-4=14-2-12=5-3-2=4-1-2=13-3-2=11-2-8=3-1-1=14-11-1=4-1-3=5-3-1=19-14-3=19-3-4=12-5-1=8-3-5=7-5-1=17-1-4=14-10-1=13-9-3=16-4-9=8-1-5=20-1-7=11-3-8=8-1-6=13-1-9=4-1-2=20-2-2=14-5-7=14-8-6=10-1-8=16-5-5=11-5-4=13-11-1=12-2-4=7-4-1=20-5-3=18-2-15=17-10-7=18-1-7=18-10-3=11-1-3=13-9-3=17-6-7=8-5-3=17-13-2=7-4-1=4-1-3=5-1-3=17-6-5=7-5-2=20-12-1=9-5-4=15-4-9=17-1-6=20-10-8=16-13-3=14-10-1=6-4-1=10-3-4=12-4-2=10-4-5=14-2-3=8-4-4=12-1-9=13-6-3=15-13-1=10-1-9=20-12-4=7-4-2=16-13-3=8-5-1=9-2-6=12-9-1=9-1-8=18-2-6=4-1-1=11-3-7=20-3-7=15-12-1=18-14-4=13-8-5=3-1-1=3-1-2=10-1-9=15-10-1=17-9-6=6-1-4=9-5-1=6-3-2=12-1-5=10-8-1=20-9-4=12-5-4=18-9-9=14-2-12=9-3-4=17-7-10=4-2-1=7-1-4=12-4-5=3-1-2=15-5-2=4-2-1=16-3-11=5-2-1=15-13-2=3-1-1=19-7-3=9-4-2=5-2-1=13-11-2=18-10-2=20-16-3=16-6-9=15-7-8=14-6-2=12-2-4=3-1-1=16-14-1=16-11-1=12-1-10=18-1-4=3-1-1=5-3-1=3-1-1=8-2-6=9-6-1=16-11-3=9-4-1=19-1-18=12-10-2=16-10-5=7-5-1=20-3-12=19-6-12=4-1-3=9-4-3=13-2-10=3-1-1=9-7-1=17-7-10=15-8-7=15-13-1=17-9-4=14-12-1=12-8-2=19-9-1=8-1-7=17-5-4=9-4-4=3-1-2=17-6-7=4-2-2=19-5-8=11-4-5=20-14-4=20-17-2=9-6-1=18-14-4=19-5-4=17-5-8=19-8-1=13-9-4=4-2-2=11-4-5=8-4-2=19-17-1=5-3-2=18-4-2=10-7-1=6-4-1=4-1-3=11-5-1=12-5-1=14-3-10=8-3-1=4-1-