1 + 3 =( ) 1 + 9 =( ) 1 + 2 =( ) ( )+ 1 = 8 ( )+ 2 = 7 ( )+ 3 = 9 3 +( )= 9 2 +( )= 10 6 +( )= 8 3 -( )= 0 10 -( )=2 8 -( )=6 ( )- 3 = 0 ( )- 10 =2 ( )- 8 = 6 1 + 7 =( 1 + 10 =( 1 + 4 =( 1 + 11=( 1 + 5=( 1 + 12=( 1 + 1 =( 1 + 13=( 1 + 6 =( 1 + 14=( 2 + 12=( 6 + 14=( ) ( ) ( ) ( ) ( ( ) ( ) ( ) ( ) ( ) ( ) ( )
( )+ 2 = 10 )+ 5 = 10 )+ 6 = 8 )+ 4 = 5 )+ 0 = 8 )+ 7 = 11 )+ 9 = 10 )+ 6 = 13 )+ 5 = 12 )+ 7 = 10 )+ 1 = 8 )+ 2 = 5
4 +( 1 +( 0 +( 7 +( 2 +( 9 +( 6 +( 5 +( 5 +( 7 +( 1 +( 2 +( )= 5 )= 5 )= 8 )= 11 )= 7 )= 10 )= 13 )= 10 )= 12 )= 10 )= 8 )= 5
5 -( 8 -( 11 -( 7 -( 5 -( 9 -( 6 -( 5 -( 12 -( 10 -( 8 -( 5 -( )=4 )=5 )=10 )= 2 )= 1 )=7 )= 3 )= 2 )= 2 )= 8 )= 6 )= 0
( )( )( )( )( )( )( )( )( )( )( )( )- 5=4 - 8=5 - 11=10 - 7 = 2 - 9=7 - 5= 1 - 6 = 3 - 5= 2 - 12= 2 - 10 = 8 - 8 = 6 - 5= 0
)
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