巧算24点练习题

巧算 24 点训练2 7 10 10: 2 8 8 8: 2 8 8 10: 2 8 9 9: 2 8 9 10: 2 8 10 10: 3 3 3 3: 3 3 3 4: 3 3 3 5: 6 8