①8-{#blank#}1{#/blank#}=0                   

②{#blank#}2{#/blank#}+10=17

③{#blank#}3{#/blank#}-{#blank#}4{#/blank#}=2              

④{#blank#}5{#/blank#}+{#blank#}6{#/blank#}=10

小猪妈妈给小猪哥哥7个苹果，给小猪弟弟8个苹果，这时隔壁的小猪花花过来玩，要使它们三个的苹果个数同样多，那么小猪哥哥和小猪弟弟各应给小猪花花几个苹果?

3+5=       4+2=       5-3=       9-2=

8-4=       7-2=        8-5=       2+6=

9-5=       4+3=       7+2=       9-6=

{#blank#}1{#/blank#}

{#blank#}2{#/blank#}

8＜{#blank#}3{#/blank#}       10＞{#blank#}4{#/blank#}    6-{#blank#}5{#/blank#}=0     {#blank#}6{#/blank#}+7=7