|
[color=]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=
|
|
|