文档介绍：第1天??5 25 1??8 38 5??3 12 1??2 14 3 ??8 38 1??3 19 5?? 10 12 1?? 15 15 3 ?? 18 19 8?? 11 4 11 7??3 26 5??4 11 第2天3 14 16 5??)5 24 3( 10 7?? 15 4 15 75 1??)5 23 1( 15 13??8 36 1 24 23??5 2 10 31?? 9 5 10 19 4??8 5 12 11 8 3 12 1???第3天 57 + 67 = 18 + 78 = 1724 - 1324 = 1737 + 337 = 37 + 47 = 119 - 19 = 14 - 17 = 1110 - 38 = 89 + 56 + 19 =1- 36 - 16 = 第4天(1) 8. 11+ 37 + + 47 (2) 1524 -( 524 - 548 ) (3) 119 + 310 - 29 + 710 (4) 2215 + 713 + 815 - 713 (5) 56 + 79 + 38 (6) 58 - 25 + 14 (7) 1415 -( 23 - 15 ) = () 25 =() = () 58 =() = () 4 14 =() 512 + 34 + 112 710 - 38 - 18 415 + 56 12 -( 34 - 38 ) 56 -( 13 + 310 ) 23 + 56 第6天2 1 +3 1 =2 1 -4 1 =5 2 -5 1 =7 4 -7 1 = 8 7 -8 3 =10 1 +5 2 =6 5 -3 2 =3 1 +5 1 = 8 3 -4 1 =3 2 +3 1 =8 3 +8 3 =2 1 -5 1 = 第7天7 4 +7 3 =1-8 7 =6 5 +6 5 =1-12 5 = 5 3 +2 1 =10 9 -10 3 =7 5 -7 5 =8 3 +8 5 = 6 1 +12 7 =4 1 +4 3 =7 3 +2 1 =10 9 -2 1 = 第8天10 9 -5 3 =3 2 -6 1 =5 4 -10 3 =19 7 +19 11 = 12 5 -12 1 =6 5 +3 1 =5 1 -6 1 =6 1 +4 1 = 7 1 -8 1 =8 1 +8 1 =8 3 -3 1 =9 5 +9 4 = 第9天9 5 —3 1 =5 4 -3 2 =2 1 -12 5 =6 5 -3 2 = 2 1 + =2 1 - = +10 1 =1-12 7 = 8 5 +8 7 =8 3 +2 1 =1-9 4 =9 8 -3 1 = 第 10 天5 4 -3 1 =6 1 +8 1 =59 + 89 = 18 + 78 = 1924 - 1324 = 1936 + 336 = 37 + 47 = 118 - 18 = 14 - 19 = 1213 - 313 = 89 + 411 + 19 =1- 16 - 16 = 第11天 34 + 14 + 14 = 78 - 38 + 38 =8 1 +15 2 +8 7 6 5 +4 3 -3 1 1112 -( 16 + 18 )11- 710 - 310 712 -(