小學(xué)一年級(jí)數(shù)學(xué)20以內(nèi)連減競(jìng)賽考核試題姓名：班級(jí)：日期：用時(shí)：分鐘得分：7-4-3=4-1-3=8-4-2=4-1-2=18-2-5=7-3-3=19-9-8=15-7-4=20-17-3=4-1-2=19-2-10=12-3-2=3-1-2=13-9-4=18-11-2=4-2-1=3-1-1=17-12-4=12-1-7=19-3-16=18-11-4=18-8-9=16-13-1=18-9-6=20-2-17=13-9-2=3-1-1=17-2-4=19-1-17=4-1-1=8-3-2=7-5-1=9-6-2=17-14-2=15-11-4=17-10-6=12-5-2=11-3-5=19-17-1=20-6-2=16-13-2=12-3-7=15-12-1=16-6-2=16-8-2=11-9-1=17-3-3=11-8-3=20-10-1=19-3-11=8-3-3=8-1-1=10-5-5=13-4-4=10-2-4=14-5-8=13-6-7=14-12-2=18-3-5=19-17-1=15-11-1=4-1-1=6-3-2=20-7-10=7-5-2=15-9-4=10-6-4=12-2-1=3-1-2=20-15-2=3-1-1=9-2-7=5-1-3=7-4-1=7-4-1=15-13-1=14-8-5=14-9-4=4-1-1=7-5-1=3-1-2=11-6-3=5-2-3=20-17-3=6-3-1=14-3-5=5-2-3=4-1-2=9-5-1=5-3-2=12-10-2=5-1-2=9-1-6=7-3-4=5-1-3=7-4-2=9-5-2=19-16-1=6-1-2=5-3-2=20-3-13=12-7-4=14-9-3=3-1-1=11-1-1=19-5-7=6-2-2=20-13-4=15-8-1=9-5-4=15-1-7=3-1-2=12-5-3=9-4-1=4-2-1=14-11-1=3-1-1=12-10-2=15-7-6=20-14-1=4-1-3=7-4-3=17-9-4=20-17-1=13-6-1=20-1-15=4-2-1=14-3-6=5-3-1=7-1-4=10-3-1=12-10-2=5-3-2=11-2-2=7-2-4=14-2-10=19-17-1=6-3-2=17-15-1=15-13-2=10-1-6=20-4-12=16-12-4=8-3-5=17-2-2=19-16-2=13-4-6=17-11-6=9-5-3=14-2-10=17-14-1=18-6-8=3-1-1=20-13-6=13-11-2=4-2-1=16-9-7=18-6-1=13-8-2=16-11-1=11-6-4=6-2-1=19-1-4=16-3-5=16-4-12=15-3-8=17-10-4=17-15-2=19-10-3=14-11-2=6-3-3=16-5-11=15-12-3=14-7-6=15-9-3=7-3-3=3-1-1=13-7-5=17-10-6=19-3-15=13-3-10=12-5-1=20-13-6=17-14-2=20-12-5=9-6-1=15-4-4=6-4-1=15-13-1=10-8-1=19-1-5=5-3-1=20-13-1=4-2-2=13-7-3=5-1-2=11-1-9=10-1-6=9-4-3=8-6-2=4-2-2=3-1-2=8-4-2=8-2-4=11-7-2=12-2-9=5-1-3=16-13-2=5-3-1=18-10-6=9-6-1=18-7-6=5-1-3=6-3-1=6-1-4=16-6-2=9-5-2=13-4-6=9-3-3=11-3-8=3-1-1=15-11-1=4-2-2=15-2-3=15-13-1=20-12-8=20-18-2=20-6-3=9-2-1=19-16-3=20-1-8=20-10-9=12-3-5=9-7-2=9-7-1=11-9-1=11-3-2=12-7-3=8-2-1=14-11-3=12-7-2=18-5-12=7-2-1=13-11-2=16-5-7=19-17-2=6-4-1=14-5-8=19-8-5=19-15-1=15-13-1=3-1-1=13-11-2=10-5-5=12-5-3=12-7-5=12-2-2=3-1-1=4-1-2=9-3-5=9-5-1=3-1-1=7-5-2=20-14-1=4-2-2=8-6-2=15-3-3=7-5-1=10-6-3=9-3-2=16-7-7=11-6-5=18-3-13=13-5-7=10-7-1=15-2-11=10-1-2=3-1-1=3-1-1=11-8-3=19-9-10=13-3-10=12-1-1=17-11-2=15-11-2=19-9-1=9-2-4=3-1-1=11-6-2=12-10-1=12-1-3=7-5-2=20-11-3=8-1-6=16-3-7=11-4-5=3-1-2=20-6-12=5-2-2=8-6-1=6-1-5=12-7-5=14-4-4=19-11-2=16-12-3=5-1-3=20-18-2=16-7-6=10-6-1=8-1-2=6-3-3=10-5-2=6-2-1=5-2-2=4-1-1=3-1-2=18-10-3=18-4-6=5-3-2=17-3-4=20-11-2=14-10-4=19-16-2=6-3-1=13-10-2=15-10-2=12-5-7=17-13-4=3-1-1=20-16-3=17-3-12=3-1-2=15-3-5=18-1-14=4-2-2=16-8-4=16-14-1=17-4-8=15-2-6=13-2-6=8-3-5=6-3-2=4-1-1=12-8-3=19-15-2=13-1-9=20-18-2=18-12-1=7-3-2=20-14-5=11-5-2=10-3-2=18-2-3=8-1-2=20-17-3=10-3-3=13-9-2=20-17-1=13-2-3=11-9-1=8-3-5=5-2-3=13-1-1=9-1-1=19-11-8=9-1-4=13-5-8=9-1-7=3-1-2=3-1-1=9-7-1=9-2-2=5-3-1=5-3-1=17-2-7=7-4-2=4-1-3=15-3-2=7-1-6=16-1-15=16-9-7=4-1-1=15-3-9=19-2-16=8-2-5=7-4-1=10-1-8=20-5-12=11-6-2=19-15-1=14-11-3=7-1-5=10-6-2=20-3-7=17-5-3=17-2-5=13-7-5=11-4-6=19-9-4=8-6-1=13-5-8=17-5-6=8-4-2=15-6-2=12-5-1=16-13-2=14-6-8=20-5-10=17-5-8=17-9-3=12-10-2=3-1-1=9-2-3=15-12-1=13-10-1=18-13-5=20-9-2=15-7-8=11-4-1=5-1-3=9-2-3=5-3-2=15-7-1=17-1-3=15-4-11=19-9-9=9-1-2=7-4-3=9-6-1=12-2-9=19-8-1=20-5-6=14-2-3=19-17-2=15-7-4=10-8-1=14-7-7=10-5-4=8-5-3=7-2-4=15-12-2=20-8-12=19-5-13=8-2-2=19-12-4=11-7-4=7-5-2=18-8-1=4-1-3=14-12-2=17-14-1=16-13-3=4-2-1=9-7-1=6-1-2=10-6-2=8-2-4=19-3-5=10-8-2=4-2-2=5-3-2=4-1-3=15-5-10=16-6-7=13-6-5=3-1-1=11-6-2=14-4-6=12-7-4=13-5-5=16-3-4=14-6-8=18-2-14=7-1-6=9-3-1=14-9-4=12-1-2=14-8-1=16-10-2=19-12-6=12-2-1=5-2-2=8-2-4=19-17-2=18-8-5=8-5-2=9-3-4=20-5-4=12-1-4=13-3-7=10-6-4=7-1-6=17-13-3=9-6-2=7-5-2=6-4-1=18-12-3=16-8-1=5-3-1=10-4-1=20-16-3=7-3-4=12-10-1=7-1-2=4-1-1=7-1-4=17-6-2=3-1-1=6-4-1=9-2-6=20-8-1=11-6-3=3-1-2=15-1-13=17-1-10=11-6-3=5-1-3=6-4-2=11-7-2=6-2-4=17-7-8=10-7-3=12-2-7=20-15-3=6-1-3=3-1-1=5-3-2=6-2-4=15-2-10=3-1-1=19-5-14=6-1-5=12-8-2=15-9-1=12-9-1=8-2-2=3-1-1=16-13-2=3-1-1=4-2-2=12-2-2=17-9-3=11-2-7=19-7-7=4-2-2=17-1-6=8-5-3=16-8-4=4-1-1=12-5-2=16-1-3=19-1-8=20-16-3=13-8-4=5-1-4=4-1-2=19-8-11=6-2-1=14-2-9=13-7-3=19-9-8=5-1-1=10-7-3=13-4-7=12-10-1=20-5-15=18-1-1=6-4-2=16-6-4=13-10-1=13-6-1=4-2-2=3-1-2=10-6-1=16-14-1=13-10-3=11-9-2=4-2-1=17-2-6=10-6-3=6-4-2=9-5-1=3-1-1=15-1-10=3-1-2=19-2-5=4-1-2=5-3-1=4-1-3=17-9-3=16-7-2=3-1-1=5-3-1=20-11-6=20-1-13=6-3-2=18-5-8=5-3-1=10-2-6=11-3-7=20-17-3=3-1-2=8-4-3=7-1-5=20-9-5=15-13-2=20-2-4=5-2-1=5-3-1=9-3-1=12-9-3=9-5-3=20-1-3=13-2-6=4-2-2=18-15-2=6-3-3=19-10-9=19-6-7=7-3-2=16-10-4=20-8-3=17-13-2=17-9-3=12-4-3=9-5-4=12-3-1=7-5-1=4-1-1=13-3-7=3-1-2=10-6-1=5-1-3=14-5-6=11-7-3=15-13-2=6-1-2=16-12-2=20-12-3=16-2-13=14-4-4=6-1-2=10-1-8=10-8-2=7-3-3=4-2-1=15-11-1=20-7-3=13-5-5=8-5-2=17-8-3=20-3-3=19-6-3=3-1-1=5-1-4=13-9-4=4-1-3=10-6-4=10-2-8=8-1-1=19-17-2=13-1-12=11-9-2=6-4-1=8-6-1=10-2-4=17-1-2=5-2-2=16-10-4=6-3-1=11-1-10=20-7-10=5-3-1=14-8-2=20-5-7=8-4-3=20-12-2=8-2-6=16-14-2=8-1-1=9-2-5=20-9-1=4-2-1=9-2-5=14-7-6=12-5-2=14-4-10=5-3-2=3-1-1=9-4-5=18-6-7=11-4-4=3-1-1=18-13-3=13-7-1=13-9-4=19-16-1=11-4-2=6-3-3=19-3-5=20-8-12=16-1-15=10-8-2=12-8-3=19-16-2=14-4-6=20-11-8=5-3-1=11-2-4=16-1-12=16-8-7=3-1-1=7-1-3=18-3-4=14-2-1=14-8-5=14-9-3=11-7-3=14-10-1=20-4-7=9-5-4=5-3-2=20-11-8=8-3-3=13-1-5=4-2-1=15-2-2=5-1-3=15-4-11=17-11-3=20-15-5=13-8-1=18-14-1=6-1-4=7-4-1=4-2-1=16-13-3=4-1-1=11-9-1=14-4-3=19-7-9=18-14-3=9-1-2=16-6-10=8-3-2=18-10-4=13-9-4=12-7-3=8-3-4=5-2-2=14-12-1=12-1-10=7-3-4=7-5-2=20-18-2=9-1-4=12-1-9=8-6-1=15-4-11=20-2-13=18-5-11=14-11-1=10-5-1=14-4-3=4-1-3=20-5-14=20-11-8=19-7-2=9-1-2=20-4-6=18-6-2=11-7-4=7-5-1=20-13-1=7-3-3=8-5-3=16-7-9=19-15-3=16-9-5=3-1-2=18-6-6=16-7-3=11-3-6=5-2-1=12-6-4=16-10-2=18-4-10=8-5-3=8-2-6=8-3-1=11-5-5=8-4-1=9-3-5=13-9-4=6-1-5=18-10-2=6-2-4=20-16-4=16-2-3=6-2-3=12-2-8=14-2-7=4-1-2=11-7-3=19-13-2=10-7-2=14-1-6=15-12-2=4-2-1=17-9-4=3-1-2=4-2-2=8-5-2=3-1-1=3-1-1=14-4-9=16-3-2=10-8-1=5-1-1=8-6-1=8-3-2=4-2-2=10-4-1=18-10-8=16-7-7=14-4-2=11-9-1=8-5-1=12-1-11=14-8-5=15-12-3=20-3-11=5-2-3=4-1-1=19-16-2=13-10-2=4-1-2=8-6-1=8-2-3=9-4-3=17-2-7=10-2-1=4-1-1=6-2-1=6-3-1=15-6-4=5-1-4=3-1-1=17-3-14=3-1-2=12-9-3=12-4-8=11-1-2=14-3-6=14-1-13=7-1-6=3-1-1=11-4-1=6-4-1=7-3-2=4-2-1=17-6-10=13-8-1=19-13-4=9-2-6=7-2-2=14-2-8=19-15-4=10-1-5=18-3-1=13-7-2=12-4-2=7-5-2=7-5-2=10-8-1=17-9-1=16-11-2=20-1-18=16-2-4=18-6-12=14-10-4=11-4-7=16-2-7=12-3-6=14-8-2=5-1-1=18-12-4=19-1