:一年级上册数学20以内括号填数练习
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( )-3=9 1+( )=1 7-( )=3 ( )+5=10 ( )+8=11
( )-9=1 ( )+8=12 ( )-0=2 7-( )=0 8-( )=1
4+( )=12 ( )+6=12 6-( )=2 2-( )=2 6+( )=11
15-( )=0 16-( )=8 14-( )=9 13-( )=8 11-( )=7
( )-11=7 ( )-10=6 19-( )=3 4+( )=13 9+( )=14
( )-12=7 ( )-0=9 12-( )=7 ( )+1=19 ( )-18=0
19-( )=1 ( )+10=16 ( )+9=18 4+( )=4 ( )+3=13
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9-( )=4 10-( )=4 ( )-5=7 1+( )=4 12-( )=8 ( )-3=9 1+( )=1 7-( )=3 ( )+5=10 ( )+8=11
( )-9=1 ( )+8=12 ( )-0=2 7-( )=0 8-( )=1
4+( )=12 ( )+6=12 6-( )=2 2-( )=2 6+( )=11
15-( )=0 16-( )=8 14-( )=9 13-( )=8 11-( )=7
( )-11=7 ( )-10=6 19-( )=3 4+( )=13 9+( )=14
( )-12=7 ( )-0=9 12-( )=7 ( )+1=19 ( )-18=0
19-( )=1 ( )+10=16 ( )+9=18 4+( )=4 ( )+3=13
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