4 3 2 1 = 14 3 2 1 = 24 3 2 1 = 34 3 2 1 = 44 3 2 1 = 54 3 2 1 = 64 3 2 1 = 74 3 2 1 = 84 3 2 1 = 9---むつかしい・・・四年生