20以內(nèi)連減同步作業(yè)練習(xí)題帶答案姓名：班級：日期：用時(shí)：分鐘得分：20-7-4=9-3-3=14-2-12=16-4-4=16-3-2=11-7-1=6-3-2=12-3-5=12-2-7=7-2-5=12-4-8=14-11-1=19-7-12=17-11-3=16-2-12=13-1-1=9-5-2=6-4-1=6-4-2=11-1-9=3-1-1=5-2-1=12-8-4=12-9-1=14-6-5=17-5-5=13-11-2=14-5-6=8-3-3=14-6-7=13-3-9=6-4-2=15-12-1=18-7-10=9-6-2=11-9-2=4-1-2=10-7-3=16-2-13=19-7-7=18-5-13=3-1-2=19-4-7=10-7-1=20-13-5=15-6-9=4-1-2=15-5-6=16-8-7=11-1-6=19-6-12=16-3-5=11-2-1=6-1-1=3-1-2=7-4-3=16-10-3=8-2-2=6-1-1=12-5-3=19-9-1=17-3-6=20-8-7=7-4-2=16-14-1=12-5-3=15-11-2=19-6-5=3-1-1=12-10-1=13-8-1=3-1-1=9-7-2=18-4-9=5-3-2=16-4-8=19-3-4=9-1-6=18-14-3=12-3-9=3-1-2=3-1-2=15-13-2=17-2-11=15-1-12=16-11-3=5-3-1=3-1-2=18-1-5=17-4-10=6-3-3=8-1-3=3-1-2=14-2-7=13-8-4=19-1-13=17-10-2=15-7-5=18-11-1=3-1-1=18-5-10=9-2-5=10-8-2=19-7-2=6-2-4=6-2-2=3-1-1=20-6-1=20-2-3=4-1-1=5-2-2=10-7-1=5-2-3=14-7-1=4-1-3=11-3-4=8-1-5=5-2-3=9-6-2=11-2-5=16-7-6=7-2-1=8-3-4=6-2-4=4-1-1=20-14-6=17-13-1=10-2-2=20-15-1=10-5-5=14-3-7=9-4-5=9-2-7=11-7-4=9-2-5=7-3-3=18-9-6=9-2-5=5-1-1=6-3-1=4-2-1=14-11-1=5-3-2=17-13-1=18-6-1=7-5-2=10-2-7=12-1-1=14-12-1=3-1-2=5-1-4=4-1-2=11-4-2=18-5-1=3-1-1=7-2-3=7-1-4=11-1-4=12-6-1=7-3-1=8-5-1=19-2-12=15-2-3=14-1-6=18-12-5=13-3-9=7-4-3=11-1-9=11-3-5=14-12-2=13-10-3=5-2-1=5-1-3=6-3-3=6-2-1=13-3-10=10-7-3=15-10-4=14-5-1=15-2-11=7-3-4=19-16-2=12-5-1=18-7-7=6-3-1=12-1-9=9-3-5=18-14-1=5-1-1=16-2-11=4-1-1=19-1-17=3-1-1=19-9-6=9-3-6=19-10-7=7-3-3=16-1-6=3-1-1=4-1-3=19-15-2=13-9-1=14-9-5=9-6-1=8-1-7=20-17-1=16-5-5=11-5-5=19-13-1=15-8-5=19-8-10=9-3-1=20-18-2=17-6-10=10-1-2=18-6-12=17-14-1=13-4-5=5-1-2=17-7-1=7-1-3=15-1-12=16-3-13=6-2-3=18-3-2=5-3-2=15-12-2=4-2-2=8-2-1=13-9-2=17-5-4=18-15-2=17-13-2=11-2-5=16-13-2=6-3-1=7-4-2=17-2-1=19-3-13=7-5-1=9-3-6=17-5-1=6-4-2=9-2-5=5-2-3=12-3-5=8-5-1=10-4-5=5-2-1=4-2-1=15-2-9=5-3-1=11-9-2=8-1-1=15-6-8=20-15-4=11-7-2=12-1-7=19-3-14=6-4-1=19-6-1=8-2-3=11-7-2=3-1-1=6-2-2=19-7-4=4-1-2=12-5-2=16-6-8=19-15-1=6-2-4=6-4-1=3-1-2=7-5-1=8-1-2=3-1-1=17-5-8=19-9-7=12-4-8=16-6-6=14-7-1=19-5-5=3-1-1=8-4-4=8-5-2=7-5-2=7-2-2=11-7-3=20-5-12=16-9-1=16-10-3=7-1-5=13-8-4=15-5-4=20-6-13=20-6-5=18-10-1=4-1-3=9-7-1=18-1-8=13-1-1=18-6-7=9-7-2=3-1-1=14-1-7=3-1-1=19-1-18=19-5-13=13-8-1=4-2-1=17-14-2=15-11-2=19-2-2=13-4-6=14-3-10=9-3-2=13-3-8=4-2-1=6-3-2=18-4-9=19-4-6=7-5-2=4-2-1=12-10-2=8-6-2=14-6-5=11-1-8=7-4-3=8-4-2=17-15-2=3-1-2=13-7-1=11-6-5=14-4-7=13-8-1=5-1-1=8-4-1=7-5-1=16-6-9=11-8-1=15-4-9=16-10-1=10-7-1=10-6-1=16-11-1=13-4-4=7-4-3=6-4-1=17-9-8=16-12-1=17-4-2=9-1-5=16-5-6=13-6-6=12-10-1=13-8-3=9-3-1=11-2-6=14-10-3=12-3-9=9-2-1=6-4-2=7-5-1=6-1-4=19-4-12=10-6-4=4-1-2=9-4-5=18-16-2=20-2-14=15-1-3=16-13-3=10-3-4=17-6-2=18-6-7=18-15-1=7-4-1=20-17-2=6-1-3=11-5-5=20-1-9=11-6-5=6-1-4=18-1-6=11-3-3=13-8-1=20-8-3=19-5-10=16-3-6=15-1-10=15-10-4=13-11-1=3-1-2=7-3-3=6-3-1=7-3-3=4-1-3=7-5-2=11-4-6=20-7-11=17-2-4=9-7-2=7-3-3=11-2-6=7-4-2=13-4-1=12-2-3=3-1-2=10-3-3=12-7-4=4-1-1=5-2-3=17-5-3=4-2-2=13-8-1=10-7-2=5-3-2=12-4-5=19-2-14=10-2-8=3-1-1=19-6-13=5-3-1=19-10-6=19-14-3=7-4-1=6-2-1=9-3-4=20-8-3=7-5-1=5-2-2=17-4-13=19-12-3=3-1-2=11-9-1=13-7-5=17-5-5=13-8-2=6-3-2=4-1-3=9-3-5=15-7-8=17-15-1=17-3-11=13-6-3=4-1-2=15-1-11=10-8-1=4-1-1=20-9-1=5-2-2=14-11-2=4-2-1=6-4-2=8-1-2=20-11-5=12-7-4=7-2-4=6-2-1=18-13-2=5-2-3=12-4-5=18-14-3=14-8-5=3-1-2=8-2-1=12-4-4=15-10-1=9-6-3=9-2-3=10-5-1=17-15-2=20-14-2=12-4-2=20-7-4=7-2-4=9-7-2=11-5-4=14-12-2=7-5-1=12-10-2=6-3-2=4-2-2=14-8-3=17-9-3=11-4-1=17-14-1=16-1-2=6-1-2=18-8-3=7-3-3=18-15-2=6-1-5=19-10-1=16-3-9=8-5-1=20-18-2=19-10-3=16-12-2=7-1-6=7-5-1=13-1-9=9-2-3=8-1-3=18-16-2=18-3-2=9-6-1=15-2-9=10-3-3=13-5-8=9-2-3=9-7-1=18-16-2=10-8-2=12-4-2=9-5-4=8-4-1=5-3-1=5-1-1=19-12-1=6-2-1=6-3-1=12-8-3=13-10-1=8-6-2=18-6-10=18-6-5=17-11-5=7-4-3=6-3-1=18-10-5=14-3-11=5-3-1=13-8-5=6-2-2=11-5-2=8-4-2=14-9-2=14-11-3=11-8-3=20-12-8=12-5-1=20-7-9=20-7-9=19-14-1=18-15-1=6-4-2=4-2-1=17-1-8=17-1-11=8-4-2=6-2-1=15-6-2=8-2-6=13-10-1=20-16-4=5-3-1=14-1-2=16-3-4=17-10-6=9-3-1=8-2-6=13-9-2=5-3-1=17-5-8=4-1-2=10-6-3=14-9-1=12-2-10=12-10-1=10-3-4=17-1-5=13-5-3=5-2-1=15-7-6=4-1-2=4-1-1=10-5-2=19-7-3=19-14-1=8-2-6=12-5-5=11-8-1=15-3-11=20-15-1=9-4-4=9-2-2=4-1-1=9-3-2=10-5-4=10-3-5=10-4-1=11-9-2=7-1-4=4-2-1=8-4-1=5-2-3=14-6-4=16-13-2=18-13-5=16-3-9=11-4-3=16-2-5=20-5-4=4-1-1=8-2-2=14-11-2=17-15-2=12-10-2=13-5-3=4-1-2=10-5-3=13-11-1=9-6-1=12-1-10=7-4-1=9-7-1=15-8-5=13-5-1=10-3-1=18-4-14=5-2-3=16-11-4=14-2-8=6-4-2=15-2-12=5-1-1=20-7-9=12-8-2=15-12-3=5-2-1=20-18-2=9-7-1=4-1-1=7-1-6=19-15-1=14-6-7=4-1-3=12-1-6=9-1-4=10-1-7=15-9-4=9-1-3=3-1-2=10-3-6=18-12-5=18-5-12=17-9-2=10-8-2=5-2-1=5-2-2=15-9-6=7-3-4=6-3-1=17-11-6=20-9-10=6-2-3=7-3-2=12-8-3=16-11-3=20-18-1=20-5-2=13-7-5=16-10-3=8-1-4=13-3-9=5-3-2=5-2-2=17-4-11=5-2-2=9-4-1=19-12-3=12-1-11=19-1-12=4-2-1=4-1-2=15-9-1=10-7-3=11-5-4=8-6-2=9-3-5=17-1-2=14-12-2=20-10-10=4-1-1=9-3-2=17-8-7=17-14-2=12-8-2=10-5-3=17-12-2=10-1-2=9-2-6=20-4-7=8-3-4=9-6-2=3-1-2=12-3-1=3-1-2=16-2-12=11-8-1=15-1-13=13-1-10=18-9-2=10-7-1=13-5-4=15-2-6=4-1-3=6-3-2=3-1-1=17-15-1=8-6-1=15-13-2=10-4-6=7-1-5=18-16-1=11-1-5=20-3-3=11-6-1=4-2-1=13-2-11=14-10-1=12-7-3=3-1-2=7-1-6=17-10-2=20-14-2=9-6-2=7-5-1=9-5-1=5-2-3=14-3-3=9-6-2=8-3-2=6-4-2=13-7-6=9-2-5=18-14-4=4-2-1=5-1-4=9-7-1=14-6-2=15-9-1=17-3-2=13-11-1=14-7-3=5-1-3=17-7-5=14-10-3=12-9-2=8-1-3=19-8-6=11-1-9=20-16-2=4-1-1=8-5-1=7-1-3=14-1-5=3-1-2=10-2-3=18-12-1=19-15-4=6-3-3=13-8-3=5-2-2=3-1-2=5-3-1=14-6-2=9-4-1=16-7-7=19-14-3=4-1-3=6-3-3=13-3-3=15-2-11=20-15-3=14-9-2=9-4-3=16-13-3=14-4-7=5-3-2=4-2-2=6-2-1=17-5-10=10-3-6=11-3-5=9-2-1=11-9-2=7-3-2=18-12-1=12-4-8=9-7-1=20-14-1=14-7-2=3-1-2=20-11-3=16-12-4=20-7-2=15-10-4=12-10-2=13-1-4=5-3-1=13-1-5=8-1-4=4-1-1=7-2-5=12-6-1=18-15-1=19-16-1=11-5-5=4-1-3=11-4-4=19-7-8=7-2-1=6-1-2=5-3-2=15-4-10=3-1-2=18-6-3=16-9-2=17-2-9=5-3-1=3-1-1=19-13-3=14-2-4=9-7-1=11-3-8=17-11-2=12-4-6=10-8-1=11-9-2=15-1-6=5-3-1=15-13-2=17-6-7=20-15-4=11-7-4=17-2-7=8-3-1=19-6-9=3-1-1=18-12-1=20-3-9=13-3-3=18-5-3=5-1-1=4-2-1=3-1-2=10-5-1=9-6-2=8-6-2=15-13-2=8-3-4=20-15-1=17-3-3=15-12-1=8-3-1=12-9-2=9-4-3=14-9-5=7-3-4=13-6-7=8-4-3=7-1-4=17-6-5=10-6-4=7-3-3=12-3-2=19-1-9=16-8-3=11-1-7=14-2-4=19-15-3=11-2-9=20-9-10=17-6-7=16-14-2=11-1-10=16-12-1=4-2-1=15-1-8=16-1-2=5-3-2=8-3-2=10-7-1=13-11-1=10-8-2=