一年级(下)数学口算练习(7) ( )分钟做( )题,对( )题一( )班 姓名
50+6= 85-80= 45-40= 50+20= 16-8= 8+6= 9+7= 5+3= 50+20=
6+50= 69-9= 86-80= 50+2= 40+6= 2+8= 10-3= 50+30= 20+60=
56-50= 82-2= 93-3= 40+30= 40+60= 9+4= 6+7= 5+5= 60+30=
56-6= 59-9= 69-60= 40+3= 3+40= 7+9= 8+5= 50+50= 90-20=
90+2= 31-30= 66-6= 60+40= 64-4= 11-4= 12-7= 9-5= 80-30=
2+90= 5+90= 3+70= 6+40= 64-60= 8+4= 5+8= 90-50= 60-20=
92-2= 60+7= 90+6= 6+30= 77-70= 9+9= 13-5= 10-8= 50-10=
92-90= 18-8= 49-9= 60+3= 5+30= 11-8= 7+9= 100-80= 40+60=
74-4= 44-40= 32-2= 30+9= 9+90= 14-9= 15-6= 40+40= 90-80=
51-1= 39-30= 64-60= 3+90= 10+90= 12-5= 12-5= 30+60= 70+20=
19-10= 50+3= 78-70= 5+80= 100-70= 6+9= 9+3= 90-20= 70+30=
21-20= 20+7= 66-60= 50+8= 5+20= 8+6= 8+5= 90-50= 40-40=
30+5= 41-1= 39-9= 90+7= 40+20= 4+8= 7+4= 20+80= 90-60=
46-40= 99-9= 50+3= 31-30= 44-4= 5+7= 12-9= 30+70= 20+80=
8+60= 45-5= 43-3= 90-50= 80-70= 7+9= 6+7= 100-20= 100-70=
60+5= 52-2= 20+8= 60+2= 39-9= 14-6= 12-8= 100-80= 90-70=
2+60= 68-8= 100-90= 4+80= 5+70= 15-8= 13-5= 20+30= 100-40=
50-40= 33-30= 53-50= 78-70= 1+40= 19-9= 12-6= 30+40= 80-30=
30+30= 50+4= 79-9= 35-30= 88-8= 13-6= 14-9= 70-60= 30+40=
90+10= 5+50= 56-6= 4+70= 67-60= 13-4= 16-7= 80-40= 100-90=