3＋4＋{#blank#}1{#/blank#}= 9            {#blank#}2{#/blank#}＋5＋2=8          8－{#blank#}3{#/blank#}－1=6

9－3－{#blank#}4{#/blank#}=1            5＋{#blank#}5{#/blank#}＋4=10          10－{#blank#}6{#/blank#}－5=0

{#blank#}7{#/blank#}＋ 6 =4 ＋{#blank#}8{#/blank#}         10 － 6 = {#blank#}9{#/blank#} －{#blank#}10{#/blank#}   {#blank#}11{#/blank#}＋ 3 = 9 ＋{#blank#}12{#/blank#}

4+6=         0+2=          5+4=

6-6=          7-2=          3+4=

10-3=         9-3=          2+8=

9-0=          8-4=          10-6=

6-2=          1+8=          6-4=

2+3+4=       8+2-3=        6-4+5=

9-2-7=        10-5-4=        2+7-3=