一年级下册数学口算题

30-20= 5+( )=13 71-70= 11-8= 11-3=

 54-4= 3+( )=14 46-6= 36-6= 27-7=

 11-4= 9+( )=14 11-4= 13-5= 18-9=

 12-5= 6+( )=13 12-5= 73-70= 2+90=

 8+30= 4+( )=14 33-3= 12-6= 17-8=

 45-40= 7+( )=14 50-20= 4+50= 12-7=

 11-5= 4+( )=13 11-5= 26-20= 93-90=

 12-3= 2+( )=14 12-3= 13-6= 16-8=

 65-50= 8+( )=14 40-60= 11-4= 37-7=

 26-6= 7+( )=13 100-80= 100-90= 14-9=

 12-4= 5+( )=14 12-4= 14-6= 50+8=

 13-5= 9+( )=15 6+30= 30+70= 14-7=

 2+70= 8+( )=13 70+5= 10-8= 5+60=

 53-50= 3+( )=13 13+50= 15-6= 14-8=

 14-5= 8+( )=15 14-5= 30+4= 57-7=

 11-7= 2+( )=13 11-7= 60-20= 16-9=

 62-60= 9+( )=13 32-30= 11-5= 83-80=

 10-4= 6+( )=14 50-40= 39-30= 16-7=

 73-70= 3+( )=13 13-7= 10-6= 7+60=

 13-4= 7+( )=15 13-4= 62-2= 12-8=

 12-5+7= 14-5+9= 13-7+6= 12-4+8= 15-8+9=

 14-7+6= 11-6+5= 14-7+6= 11-2+8= 13-5+9=

 15-9+4= 12-3+9= 15-9+4= 12-6+8= 16-7+5=

 13-8+7= 14-6+5= 14-5+9= 13-6+5= 11-5+6=

 12-4+8= 12-3+9= 15-6+7= 11-8= 11-3+7=

 11-9= 9+3= 19-9= 6+5= 14-7=

 7+8= 11-8= 9+2= 14-9= 6+4=

 11-4= 7+7= 11-7= 9+1= 14-8=

 7+3= 11-3 7+6= 11-6= 2+9=

 12-7= 8+9= 11-2= 7+5= 11-5=

 8+5= 12-6= 8+8= 12-9= 7+4=

 13-9= 8+4= 12-5= 8+7= 12-8

 9+8= 13-8= 8+3= 12-4= 8+6=

 13-4= 9+7= 13-7= 8+2= 12-3=

 2+9= 14-9= 9+6= 13-6= 9+9=

 14-5= 3+9= 14-8= 9+5= 13-5=

 4+8= 15-9= 3+8= 14-7= 9+4=

 16-9= 4+7= 15-8= 3+7= 14-6=

 5+7= 16-8= 4+6= 15-7= 4+9=

 18-9= 5+6= 16-7= 5+9= 15-6=

 6+7= 11-9= 5+5= 17-9= 5+8=

 12-8= 6+6= 11-8= 6+9= 17-8=

 2+8= 12-7= 6+5= 11-7= 6+8=

 14-9= 3+9= 13-9= 6+4= 12-9=

 4+8= 14-8= 3+8= 13-8= 7+9=

 15-7= 4+7= 14-7= 3+7= 13-7=

 5+7= 16-9= 4+6= 15-9= 4+9=

 17-8= 5+6= 16-8= 5+9= 15-8=

 6+8= 17-7= 5+5= 16-7= 5+8=

 18-8= 6+7= 18-9= 6+9= 17-9=

 9+( )=11 ( )+8=13 9+( )=12 ( )+8=15 3+( )=12

 ( )+4=13 8+( )=11 ( )+7=13 8+( )=12 ( )+6=14

 6+( )=12 ( )+9=14 7+( )=11 ( )+6=13 7+( )=12

 ( )+5=14 5+( )=12 ( )+8=14 6+( )=11 ( )+5=13

 9+( )=13 ( )+915 4+( )=12 ( )+7=14 5+( )=11