列式：{#blank#}1{#/blank#} 

4-3=       3-1=       5+0=       3+2=

5-3=       3-2=       3+1=       2+2=

5-4=       3-0=       2-1=       1+4=

3+2=       5-0=       4-4=       2+1=

0+0=       5-1=       5-2=       0+3=

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＝