5+4= 3+6= 4+2= 9+0= 2+7=

1+7= 2+3=

10-2= 9-5=

5-4= 8-4=

3+( )=10 1+( )=8

6+4= 0+10= 9-3= 6-2= 10-9= 7-6= 0+( )=4 )=10 7+3= 8-7= 7-3= 4+( )=9 6+( 4+( )=8 5+( )=7 10+( )=10 2+( )=6 3+( )=5

2+( )=9 7+( )=8 1+( )=10 5+( )=10

3+( )=10

( )+5=10 ( )+8=10

( )+6=6 ( )+1=7 4+( )=6 6+( )=9 ( )+2=5 ( )+3=8 ( )+7=8 ( )+4=6

3+( )=3 8+( )=9 6+(

)=7

( )+6=9 ( )+0=5

( )+2=9 ( )+3=8

( )+3=10 ( )+7=10

9-( )=2 7-( )=6 ( )+2=8 ( )+2=9 ( )+2=4 ( )+0=6 6-( )=1 5-( )=2

( )+3=7 ( )+6=7 )=8 10-(

7-( )=7 10-( )=5 9-( )=0 10-( )=4 3-( )=2

9-( )=5 10-( )=3

6-( )=4 4-( )=4

( )-3=3 ( )-0=6

( )-9=1 ( )-5=1 0-( )=0 5-( )=1 7-( )=4 8-( )=4 ( )-6=2 ( )-5=5 ( )-3=0 ( )-1=8

8-( )=2 9-( )=7 ( )-7=3 ( )-3=5