20以内加减法练习题(1)11-8=11-2=4+7=4+8=13-8=15-8=9+8=13-6=7+8=14-6=8+6=14-8=5+7=16-9=12-5=5+6=14-7=11-3=8+7=6+9=15-7=12-3=5+8=9+9=13-5=12-8=9+5=7+9=16-8=9+3=7+7=7+6=13-9=8+8=17-9=6+7=11-9=8+5=14-5=7+5=16-7=8+9=5+9=18-9=4+9=6+5=13-7=8+3=9+2=7+4=11-7=9+6=9+7=8+4=14-9=12-9=3+9=17-8=12-6=2+9=12-7=3+8=6+8=12-4=9+4=15-9=13-4=11-6=15-6=11-8=4+8=13-8=15-8=9+8=13-6=7+8=14-6=8+6=14-8=5+7=16-9=12-5=5+6=14-7=11-3=8+7=6+9=15-7=12-3=5+8=9+9=13-5=12-8=9+5=7+9=16-8=9+3=7+7=7+6=13-9=20以内加减法练习题(2)8+8=17-9=6+7=11-9=8+5=14-5=7+5=16-7=8+9=5+9=18-9=4+9=6+5=13-7=8+3=9+2=7+4=11-7=9+6=9+7=8+4=14-9=12-9=3+9=17-8=12-6=2+9=12-7=3+8=6+8=12-4=9+4=15-9=13-4=11-6=6+6=11-5=11-4=15-6=13-6=18-9=11-7=??????6+9=????????17-9=????13-6=14-5=?15-6=???????12-9=???????12+8=??????11-9=?4+8=16-4=???????8+9=???16-7=2+17=12-8=?17-8=18-1=17-8=???????15-7=?10-4=14+6=??????16-9=????15+5=?????16-8=14-7=12+8=??????8+6=?????14-10=?????8+8=14-9=7+5=??????14-4=???????11+9=??????11-6=17+1=15-8=???????16+3=???????5+8=????????9+2=8+4=7+5=???????6+6=???????5+6=15-9=14-8=12-7=?????11-6=?????13-5=9+4=7+8=?7+7=??????6+5=???????5+7=12-9=16-8=15-7=??????14-6=??????11-5=9+6=?20以内加减法练习题(3)8+8=???7+6=????????6+8=???????5+8=16-9=11-8=?????13-7=????15-6=12-5=9+8=5+8=?????????7+4=??????6+9=??????5+9=13-9=13-8=???????14-7=????12-6=??14-5=9+3=9+8=?????????7+8=???????6+7=?????4+9=11-9=12-8=?????16-7=?????13-6=??????15-5=14-9=15-8=??????17-10=??12-3=?????11-4=11-3=12-4=???13-4=????11-2=??14-10=4+8=5+7=?????????2+9=????????7+5=???????8+6=14-6=12-5=????????11-5=??????13-8???????15-6=7+7=9+9=????????9+6=???????8+5=??????8+9=11-5=?12-6=???????14-9=???????16-9=?????15-8=4+7=?6+6=???????8+8=???????9+3=??????7+7=14-8=15-6=????????16-9=????17-8=?????18-9=9+9=7+5=????????8+6=??????5+9=?????13-8=17-10=16-1=?????????16-2=????????16-3=???????16-4=1+11=1+12=???????1+13=???????1+14=??????1+15=20-10=19-1=?????????19-2=?????????19-3=?????????19-4=18-5=18-6=?????????18-7=?????????18-8=?????????18-9=17-5=17-6=?????????17-7=?????????17-8=?????????17-9=17-1020以内加减法练习题(4)6-2=6-3=?????????6-4=????????6-5=??????????6-6=15-1=???????15-2=????????15-3=?????????15-4=16-10=2+7=?????????2+8=???????????2+9=??????????2+10=????????2+11=15-10=??????14-1=?????????14-2=?????????14-3=????????14-4=1+16=???????1+17=?????????1+18=?????????1+19=???????2+0=19-5=????????19-6=?????????19-7=?????????19-8=???????19-9=2+12=????????2+13=????????2+14=?????????2+15=??????2+16=15-5=????????15-6=?????????15-7=?????????15-8=???????15-9=18-10=???????17-1=?????????17-2=?????????17-3=???????17-4=2+17=????????2+18=????????3+3=??????????3+4=???????3+5=19-10=???????18-1=????????18-2=????????18-3=?????????18-4=3+16=????????3+17=????????4+4=??????????4+5=?????????4+6=13-5=????????13-6=?????????13-7=?????????13-8=???????13-9=4+7=?????????4+8=??????????4+9=??????????4+10=?????????4+11=13-10=????????12-1=????????12-2=?????????12-4=?????????12-5=4+12=????????4+13=?????????4+14=??????4+15=???????4+16=11-1=????????11-2=?????????11-3=?????????11-4=????????11-5=11-3=15-3=18-5=14-8=15-8=10-5=11-7=12-7=11-2=10-2=13-8=8+8=10-9=18-8=14-6=20以内加减法练习题(5)11-3=15-3=18-5=14-8=15-8=10-5=11-7=12-7=11-2=10-2=12-8=13-7=5+7=10-4=13-5=13-8=8+8=10-9=18-8=14-6=10-9=15-7=11-4=13-7=9+3=11-8=3+8=10-3=14-...