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

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

{#blank#}3{#/blank#}.

{#blank#}4{#/blank#}.

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

9－1＝                    3＋4＝                    0＋6＝                    10－4＋3＝

7－5＝                    4＋3＝                    8－6＝                    9－4－3＝

5－5＝                    7－2＝                    3＋6＝                    9＋1－8＝

9－2＝                      6＋4＝                    9＋1＝                      1＋1＝                      9－9＝

5＋5＝                    10－1＝                    2＋6＝                      9－7＝                      10－3＝

8－4＝                      6－3＝                      8＋1＝                      5－1＝                      8＋2＝

6＋3＝                      7＋3＝                    10－5＝                    0＋0＝                      3－2＝