小学一年级数学下册20以内加减法练习题 (125)

12-3= 15-7= 12-9= 11-5= 12-6= 2+( )=19 4+( )=13 6+( )=12 4+( )=13 3+( )=12 17-( )=9 11-( )=4 15-( )=8 18-( )=9 17-7-1= 12-6= 15-6= 16-8= 12-3= 12-0= 15-6= 11-6= 18-9= 11-8= 14-8= 16-8= 16-9= 15-8= 12-3= 13-5= 12-4= 13-9=

8+( 9+( 4+( 5+( 7+( 1+( 0+( 4+( 6+( 8+( 7+( 3+( 6+( 7+( 9+( 3+( 4+( )=14 )=19 )=11 )=14 )=13 )=19 )=19 )=11 )=12 )=11 )=12 )=19 )=11 )=12 )=12 )=11 )=11

18-9-4= 17-( )=9 11-7+8= 15-10= 12-( )=4 19-3-6= 17-( )=9 14-4= 11-( )=2 16-( )=9 11-6+3= 12-( )=8 11-( )=3 17-9-3= 17-( )=9 18-( )=9 15-8-2=

18-9= 13-7= 18-9= 13-4= 14-7= 1+( )=19 4+( )=13 8+( )=13 3+( )=12 4+( )=11 16-( )=8 3+8= 18-( )=9 3+6= 15-5-5= 15-2= 15-9= 12-9= 18-9= 13-8= 17-8= 13-6= 12-6= 11-3= 17-9= 13-9= 12-7= 17-9= 13-9= 12-6= 13-4= 12-4=

9+( 9+( 8+( 6+( 8+( 5+( 7+( 5+( 5+( 8+( 8+( 6+( 8+( 4+( 6+( 4+( 6+( )=12 )=12 )=14 )=13 )=12 )=13 )=19 )=13 )=11 )=19 )=12 )=14 )=14 )=13 )=13 )=13 )=14

11-( )=8 16-5= 14-5-5= 13-( )=6 2+9= 15-( )=7 15-( )=6 19-8-4= 13-( )=5 17-( )=8 18-9-1= 18-( )=9 11-( )=5 15-( )=7 17-7-2= 16-( )=9 11-( )=7

15-9= 14-7= 12-8= 14-8= 12-6= 7+( )=13 2+( )=19 6+( )=19 4+( )=19 5+( )=13 16-( )=7 16-2= 16-4-6= 13-( )=5 15-( )=7 14-9= 12-8= 12-4= 10-3= 14-9= 11-3= 12-8= 11-6= 11-9= 10-1= 12-3= 12-8= 15-6= 11-2= 14-2= 12-5= 18-9=

5+( 8+( 1+( 3+( 2+( 4+( 3+( 5+( 9+( 7+( 9+( 7+( 8+( 8+( 4+( 8+( 3+( )=19 )=11 )=19 )=12 )=11 )=13 )=11 )=11 )=14 )=13 )=13 )=14 )=19 )=11 )=11 )=14 )=19

12-( )=6 11-( )=9 11-( )=4 12-( )=9 15-9-0= 17-( )=9 16-9-3= 14-( )=6 15-( )=6 15-5-5= 8+5-9= 16-( )=7 15-( )=7 17-6-6= 4+1= 4+9= 1+9=

12-6= 12-4= 13-5= 11-9= 12-9= 3+( )=11 2+( )=19 3+( )=11 9+( )=11 1+( )=19 13-( )=6 16-( )=9 16-7+8= 17-6-3= 14-( )=9 14-8= 18-9= 13-6= 12-8= 15-9= 19-6= 14-7= 13-9= 13-6= 13-8= 11-8= 14-6= 16-7= 13-8= 15-9= 16-8= 12-5=

6+( 0+( 5+( 7+( 8+( 9+( 2+( 5+( 6+( 8+( 5+( 6+( 6+( 9+( 8+( 8+( 5+( )=12 )=19 )=13 )=14 )=14 )=19 )=19 )=11 )=12 )=14 )=11 )=14 )=14 )=14 )=12 )=12 )=14

0+6= 14-( )=7 12-( )=8 16-9+2= 16-4-4= 18-( )=9 12-6+1= 2+2= 4+8-0= 1+5= 14-( )=9 16-( )=7 19-3-6= 16-9-2= 6+1= 14-( )=9 11-( )=5

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