30        49          82          8            39

40+9 =        10 +30 =       59 – 7 =       85 – 80 =

60+40 =       26 +10 =       88 – 8 =       50 +26 =

72 + 27 =      38 – 27 =      54 +25 =       73 – 23 =

100 – 30 =     38 – 35 =      60 + 15 =       16 + 40 =

18-9{#blank#}1{#/blank#}8         18{#blank#}2{#/blank#}7＋9         60{#blank#}3{#/blank#}67-7

30＋6 {#blank#}4{#/blank#}57-7     43-3{#blank#}5{#/blank#}28＋0     14＋6{#blank#}6{#/blank#}65