12-2-5= 14-4-2= 13-3-2=
12-7= 14-6= 13-5=
10-9+3= 10-8+3= 13-9=3+( )
10+3-9= 10+3-8= 13-8=3+( )
13-9= 13-8= 11-6=1+( )
16-715-6 14-515-4 12-7+512-2
8+57+4 3+94+8 4+6-74+1
6+<13 14->6 16->15-8
+8<12 -8<7 14->15-8
1-=7 1-=7 1-=7
16-9= 6+5= 13-3= 11-3=
4+7= 12-6= 7+8= 17-9=
10+5-7= 11-4+6= 13-5+8= 5+7-4=
原有
15辆
14辆
( )辆
租出
6辆
9辆
还剩
7辆
10辆
小兔子拔了多少根胡萝卜?