小学一二年级口算题题库

6+5= 55-50= 30+3= 26-6= 8+3= 24-4= 7+70= 2+80= 12-7= 30+2= 50+50= 20+30= 98-40= 66-6= 80-30= 60+10= 70+30 -40= 43-3+20= 100-50-10= 40+2= 18-9= 3+42= 19-6= 7+27= 38-8= 12+6= 45+60= 90-20= 48-8= 82+3= 8+30= 4+24= 30+8= 50-20= 15-9-3= 9+7-8= 14-7+8= 90+7-60= 16-9= 18-9= 16-9= 14-9+7= 17-9= 9+6= 8+4= 16-8= 12-8= 11-7= 12-7= 4+2= 40+20= 10+3= 30+7= 75-5= 70+4= 58-50= 30+5= 46+20= 3+14= 46+20= 6+62= 63+6= 33+40= 20+38= 25+30= 68-40= 67-30= 69-40= 85-70= 99-7= 95-70= 10-5+5= 10+2-3= 15-9= 11-9= 19-9= 15-9-5= 5+9= 14-9= 8+8= 14-7= 16-7= 13-8= 13-7= 8-3= 80-30= 7+30= 70+5= 12-10= 46-6= 9+60= 30+6= 30+14= 41+7= 3+55= 19+70= 30+28= 56+30= 3+56= 25+3= 93-20= 68-20= 75-3= 46-6= 56-3= 44-30= 2+5+9= 88-8-80= 17-9= 14-9= 9+6= 6+7-9= 9+8= 17-9= 12-7= 17-8= 15-8= 18-8= 12-8= 3+6= 30+60= 5+70= 12-2= 37-30= 33-30= 20+5= 70+3= 21+7= 30+28= 53+5= 4+32= 40+12= 3+34= 20+78= 31+23= 39-20= 48-3= 75+3= 73-50= 72-20= 58-40= 70-20+9= 13-9= 12-9= 17-9= 8+9= 13-9+8= 3+9= 7+5= 12-8= 13-7= 17-7= 11-8= 11-9= 9-4= 90-40= 2+10= 37-7= 75-70= 17-7= 50+1= 21+70= 46+2= 46+2= 46+3= 50+49= 45+4= 38+20= 25+30= 54-30= 77-40= 59-30= 26-4= 87-4= 27-7= 48-3=