一年級數(shù)學20以內(nèi)連減單元自測練習題姓名：班級：日期：用時：分鐘得分：7-5-2=13-9-2=5-2-1=8-6-2=18-1-16=17-10-6=18-11-2=13-7-2=16-13-3=19-13-5=13-5-3=7-3-2=20-14-2=15-12-1=20-7-5=5-2-3=14-8-4=7-3-1=5-3-2=17-5-5=18-11-4=20-3-15=9-3-4=19-14-4=6-3-2=16-4-7=10-5-1=12-7-1=5-2-3=18-14-4=15-10-4=12-3-4=10-8-2=10-1-4=5-1-2=17-4-9=9-3-5=11-2-3=14-3-2=6-1-4=18-14-4=19-10-7=10-6-1=10-6-2=18-12-6=3-1-2=4-1-1=14-7-4=6-4-2=5-2-2=8-2-1=14-7-6=10-4-2=10-2-2=4-2-1=3-1-1=8-4-1=16-11-3=4-2-2=17-15-1=7-1-5=16-14-2=14-12-1=16-4-7=4-2-2=18-6-11=4-1-2=17-3-8=3-1-2=12-6-1=7-2-3=15-8-4=6-4-2=8-6-2=17-7-3=10-2-1=7-3-2=14-3-1=16-10-2=16-1-4=16-7-3=18-1-5=11-6-1=4-2-2=3-1-2=12-8-3=10-7-1=7-5-2=8-6-2=18-5-6=11-2-4=12-5-3=16-3-11=16-2-14=17-8-4=6-4-2=6-4-2=10-7-2=12-3-7=14-2-3=6-2-4=5-1-4=16-2-14=15-8-6=12-7-3=17-15-2=7-3-1=15-10-5=11-4-2=12-10-2=19-4-13=6-1-1=7-1-6=14-7-1=14-10-1=7-2-4=12-10-2=13-8-5=3-1-2=17-10-6=16-3-2=16-2-4=20-9-9=17-5-8=10-8-1=19-10-7=15-6-1=10-2-8=7-1-4=17-13-4=3-1-1=11-9-1=19-16-3=20-3-13=5-1-4=8-1-7=18-10-8=9-1-8=18-3-4=7-5-1=7-4-1=18-6-2=4-2-1=17-6-3=13-7-3=17-2-13=7-5-1=10-5-5=4-2-2=16-1-9=15-4-7=18-8-8=16-6-4=16-3-3=12-10-2=18-16-2=4-1-2=6-3-2=17-12-2=9-2-6=4-1-1=9-5-4=14-1-13=17-8-5=15-2-6=8-6-2=13-4-6=11-7-3=4-1-3=19-11-2=13-1-10=11-6-4=17-10-6=3-1-1=18-13-5=19-16-1=13-8-1=15-5-8=12-7-1=4-2-2=11-2-2=5-3-1=7-2-5=16-5-7=7-3-4=14-8-5=5-1-2=13-11-2=18-11-3=16-12-2=19-5-13=16-3-13=6-1-1=11-9-2=18-2-9=10-7-2=11-9-2=13-7-1=16-4-2=18-15-1=10-6-3=12-3-6=16-3-12=7-4-1=10-3-7=20-11-8=14-12-2=12-4-5=19-1-8=19-14-1=19-13-3=15-9-5=17-15-1=18-7-7=4-2-2=14-1-12=20-15-2=18-13-4=17-13-4=6-2-3=11-2-9=18-6-9=14-9-3=12-3-3=12-8-4=7-1-4=15-12-1=6-2-2=9-5-2=16-8-8=12-3-3=13-5-3=15-2-3=11-4-3=6-3-2=9-4-1=10-6-3=3-1-1=17-11-1=20-6-11=18-9-5=6-1-2=17-5-6=19-14-1=7-5-1=3-1-1=8-5-1=11-1-8=9-2-1=7-5-2=6-2-1=6-2-3=15-3-12=6-2-1=11-5-5=15-10-3=4-1-3=10-8-2=8-2-2=3-1-2=17-4-1=7-4-2=17-9-1=14-4-6=13-8-5=14-12-2=10-8-2=8-3-2=17-6-3=8-3-3=11-8-1=20-5-9=7-5-2=17-2-9=10-8-2=10-6-2=11-3-2=15-3-11=16-8-5=13-3-6=11-2-3=8-2-4=12-3-4=17-7-9=3-1-1=15-3-2=7-1-4=11-8-2=7-3-1=19-16-1=4-1-2=11-9-1=18-3-9=14-6-4=15-6-4=18-5-9=15-13-2=4-1-1=9-3-4=20-13-7=20-4-1=17-3-13=19-9-9=20-15-3=17-4-4=16-3-5=18-4-2=9-1-2=4-2-2=5-1-1=20-16-4=17-2-3=16-9-5=11-3-3=8-5-2=14-5-4=15-1-5=10-3-6=17-6-8=17-7-1=15-13-1=16-12-2=8-6-1=6-4-1=10-7-2=18-2-12=11-9-1=20-10-8=20-8-2=6-4-1=16-2-8=20-18-2=15-2-6=13-7-5=3-1-2=19-13-4=3-1-2=19-5-9=4-2-1=15-10-4=11-3-8=18-1-16=11-8-1=7-1-1=16-4-9=5-1-3=12-1-8=10-2-2=16-7-1=17-4-10=12-10-2=4-2-2=4-1-2=20-16-3=6-4-2=4-2-1=8-4-4=5-1-4=20-11-7=20-6-3=13-1-9=10-4-5=4-2-2=8-6-1=6-4-2=12-2-3=17-11-6=13-9-3=13-5-3=20-1-9=6-2-3=3-1-1=4-2-2=12-3-6=11-9-1=5-2-1=12-5-2=16-12-3=8-6-2=4-1-3=6-4-1=19-1-18=18-3-1=18-13-4=5-1-2=7-5-1=15-12-3=4-1-1=5-3-1=12-2-7=8-1-7=4-1-1=14-8-1=8-1-4=12-9-1=14-5-1=7-4-2=3-1-2=20-7-1=14-11-1=9-1-3=12-10-1=13-2-10=14-7-1=11-9-1=3-1-1=18-7-4=6-3-3=6-1-5=19-16-2=16-9-4=12-3-5=16-4-12=15-6-1=17-4-9=3-1-2=18-5-2=10-1-5=13-2-6=14-8-5=6-1-5=5-1-4=15-4-6=14-9-4=16-7-1=16-4-2=7-3-1=18-8-8=6-2-3=12-3-9=13-10-2=4-2-1=7-1-4=16-6-5=20-14-1=15-8-7=10-2-2=19-16-2=8-4-1=14-3-7=10-7-3=12-4-1=15-1-12=9-6-2=14-4-9=18-1-13=14-12-1=12-9-3=8-1-1=19-5-7=13-11-2=14-2-5=11-7-4=11-7-1=15-7-5=20-2-17=14-11-2=15-3-5=6-1-2=7-5-1=13-9-1=12-7-5=13-2-9=6-4-2=4-2-1=15-2-11=16-9-6=19-2-11=12-2-9=19-14-1=20-6-9=4-1-1=20-9-3=14-1-13=3-1-2=5-1-3=5-2-2=17-15-1=5-2-3=4-2-1=11-4-3=17-8-3=5-2-3=10-8-2=8-3-1=9-3-4=7-5-1=10-1-2=4-2-1=5-1-2=13-9-1=5-2-1=13-5-4=14-6-2=12-1-11=6-1-1=13-3-1=6-3-3=16-1-8=16-9-5=20-7-7=3-1-1=12-9-2=7-3-3=13-1-3=11-4-4=9-5-2=18-2-5=20-18-2=3-1-1=10-3-1=10-2-3=11-6-5=4-2-1=17-12-2=4-2-2=19-3-10=12-6-6=9-4-3=6-4-1=17-3-12=10-5-5=13-3-8=20-17-3=7-4-3=5-2-2=18-8-1=6-1-1=17-8-8=15-2-11=4-1-2=5-2-1=10-5-4=16-12-1=10-4-1=3-1-2=6-2-4=17-7-9=5-3-1=5-1-4=11-9-2=20-5-2=19-10-1=8-4-4=10-4-3=18-16-1=3-1-1=3-1-2=16-2-12=14-3-4=18-8-5=3-1-2=20-14-3=5-2-2=5-3-2=15-4-1=12-7-5=6-3-3=20-2-18=17-4-4=17-2-4=7-1-4=17-7-4=4-2-1=6-1-1=7-4-2=12-7-5=19-13-6=12-9-2=7-5-2=14-7-1=3-1-1=5-2-2=11-2-7=12-2-8=17-2-5=17-9-6=10-7-1=11-1-7=14-5-8=18-12-2=14-5-2=12-3-7=11-8-3=10-7-1=9-3-4=5-3-2=10-3-7=10-8-2=8-3-3=13-9-4=6-1-2=5-3-1=9-7-2=6-4-1=7-1-1=17-6-7=10-6-2=4-2-2=7-4-2=11-6-3=14-6-7=6-2-4=11-1-9=14-12-1=16-2-1=5-3-1=6-1-4=5-3-1=15-5-1=18-14-1=9-3-4=18-6-4=3-1-1=19-2-16=11-1-7=6-1-1=9-7-1=16-2-5=5-1-4=6-1-4=6-1-5=15-13-2=11-3-8=8-6-2=16-1-5=7-3-3=10-6-4=7-3-2=6-2-3=6-2-3=4-1-3=16-6-5=5-2-1=6-2-1=3-1-2=6-1-5=20-4-16=12-10-1=14-2-5=10-1-9=17-12-5=5-1-4=4-2-1=7-2-5=16-4-10=20-10-2=6-4-1=18-5-6=3-1-2=20-12-8=5-1-2=10-6-2=8-4-1=11-8-2=10-5-5=20-5-4=20-17-2=13-5-2=15-6-1=15-6-9=4-1-3=10-2-3=14-9-4=10-7-1=14-8-3=19-14-3=10-1-7=12-3-1=11-7-1=19-4-3=10-4-5=20-3-3=8-4-4=18-8-9=4-1-3=6-3-3=13-5-1=5-2-1=20-10-5=19-12-5=6-4-2=20-6-12=9-6-2=3-1-1=9-2-6=12-2-3=17-13-1=11-6-5=9-4-4=20-2-9=6-1-2=16-11-3=11-4-1=16-11-4=16-2-7=14-6-3=16-8-7=10-4-1=9-2-3=15-6-4=14-11-3=19-13-1=3-1-2=19-9-3=15-4-6=8-1-2=13-10-2=11-9-1=19-9-4=12-6-2=11-5-6=17-10-2=8-4-3=12-9-1=18-4-14=17-7-3=18-2-11=15-10-5=15-5-10=12-9-1=9-2-5=16-12-2=10-8-2=10-1-2=7-2-3=13-6-4=18-9-1=9-4-5=4-1-2=12-8-3=11-8-3=13-10-2=5-3-1=13-10-2=17-10-1=16-6-2=14-5-1=5-1-4=6-2-4=3-1-2=13-1-2=5-1-4=18-3-15=12-3-2=4-2-2=13-10-2=12-9-3=13-11-2=8-4-1=7-2-4=9-1-5=15-12-1=6-2-3=10-7-3=17-9-8=6-1-2=20-13-4=16-9-1=20-4-3=6-3-1=15-7-7=16-6-8=8-1-2=8-6-1=14-12-2=4-1-1=8-6-1=16-5-11=10-6-2=14-11-3=7-4-2=7-3-2=8-3-4=12-2-10=8-2-2=16-4-11=10-8-1=5-1-1=7-3-2=10-8-2=19-10-3=20-17-2=12-2-4=3-1-2=8-1-4=18-15-1=19-7-1=4-2-1=7-5-1=16-3-3=17-5-8=11-6-5=14-6-5=7-5-1=18-15-3=4-2-1=16-10-3=7-3-1=11-1-2=19-5-1=10-3-7=20-15-2=5-3-2=14-1-6=15-3-7=16-3-1=14-3-6=14-3-7=8-2-4=9-3-5=10-3-3=7-2-2=14-4-9=9-5-4=5-1-1=13-6-1=9-4-3=6-2-1=15-3-5=17-7-5=9-4-5=16-4-8=14-8-4=14-6-3=10-4-5=18-16-2=18-12-5=9-5-3=10-5-5=18-16-2=6-3-1=18-15-3=4-2-1=3-1-1=18-8-4=18-2-15=17-4-2=5-1-3=16-8-7=5-1-3=10-5-4=10-6-2=4-1-1=12-4-2=10-5-1=18-15-1=13-7-5=5-3-1=4-1-1=8-3-4=10-7-3=11-5-4=6-2-1=17-14-1=18-12-4=3-1-2=20-4-7=7-5-1=18-11-6=13-4-1=20-9-8=6-1-1=17-9-8=5-3-2=3-1-1=18-2-8=8-1-3=19-10-8=3-1-2=6-1-1=12-1-11=15-6-4=17-8-6=17-3-7=16-6-6=20-3-2=7-4-1=11-6-2=7-1-2=15-10-1=10-7-2=20-2-4=19-17-2=12-8-4=6-1-4=3-1-1=4-2-