加与减练习题 下载本文

6+5= 4+9= 5+7= 7+7= 8+4=

5+3= 6+4= 3+6=

13-6= 11-7= +5=12

17-9= = 6+9= 13-6= 15-6= 2+7= 7+4= 18-9= ( ) 14-5 18-( )

=9 12-9=

12+8=

11-9= ( )

16-4= -7= ( )

12-18-1= ( )

15-7= =14 =5 8= =10 4+8= 7+9= 2+17= 17-8= = 5+ 16 11-17-8= 17- 14+6

10-4