13-9= 139+3= 11-9= 14-9= 1511-3= 4+8= 14-6= 127+7= 911-5= 12
20以内加减法口算练习题㈥
-8= 14-7= 12-6= 14-5= 9+8= 7+8= 6+7= 4+9= 12-8= 16-7= 13-6= 15-5= -8= 17-10= 12-3= 11-4= 12-4= 13-4= 11-2= 14-10= 5+7= 2+9= 7+5= 8+6= -5= 11-5= 13-8 15-6= +9= 9+6= 8+5= 8+9= -6= 14-9= 16-9= 15-8= 6
4+7= 14-8= 159+9= 17-10= 1+11= 1+12= 20-10= 18-5= 17-5= 6-5=
20以内加减法口算练习题㈦
+6= 8+8= 9+3= -6= 16-9= 17-8= 7+5= 8+6= 5+9= 16-1= 16-2= 16-3= 1+13= 1+14= 19-1= 19-2= 19-3= 18-6= 18-7= 18-8= 17-6= 17-7= 17-8= 10-3= 16-4= 11-5=
7
7+7= 18-9= 13-8= 16-4= 1+15= 19-4= 18-9= 17-9= 12+6=
6
16-10= 2+7= 15-10= 1+16= 19-5= 2+12= 15-5= 18-10=
20以内加减法口算练习题㈧
15-1= 15-2= 15-3= 2+8= 2+9= 2+10= 14-1= 14-2= 14-3= 1+18= 1+19= 19-6= 19-7= 19-8= 2+13= 2+14= 2+15= 15-6= 15-7= 15-8= 17-2= 17-3=
8
15-4= 2+11= 14-4= 2+0= 2+16= 15-9= 17-4=
1+17= 19-9= 17-1=
9