一年级数学速算比赛题
班别: 姓名: 成绩
15-6= | 12-10= | 20+2= | ||
4+16= | 7+13= | 15-12= | ||
18-10= | 12-9= | 11+9= | ||
16-12= | 12+10= | 20-10= | ||
15-7= | 10+15= | 15-15= | ||
5+20= | 9+11= | 20-3= | ||
14+5= | 10-6= | 18+2= | ||
20-2= | 15+4= | 20-5= | ||
5+13= | 12-5= | 20-6= | ||
15-3= | 17-12= | 20+30= | ||
42-2= | 15-10= | 15+3= | ||
18-8= | 5+15= | 20-9= | ||
90+5= | 10-7= | 90-60= | ||
20-9= | 12+7= | 13+7= | ||
15+5= | 12+3= | 20-5 = | ||
13-12= | 4+12= | 14-6= | ||
5+15= | 10-2= | 20+70= | ||
14+11= | 60+8= | 12+7= | ||
19-16= | 40+30= | 17+3= | ||
20-12= | 65+5= | 20-4= |