豆腐账,其实是卖豆腐的人一笔一笔地记自己卖出去的豆腐,收入、支出等的一个账本。其实,作为账本,豆腐账可是一点儿都没有毛病。开支、利润啥的,人家就是要记个清清楚楚。【真品豆腐账真品豆腐账】9月1日,卖了豆腐30块。支出15元,收入30元,赚15元。9月2日,卖了豆腐28块。支出14元,收入28元,赚14元。 Tofu account, in fact, those who sell tofu in mind to sell their own tofu, income, expenses and other a book. In fact, as a book, tofu account but no problem. Expenses, profits what, people is to remember a clear. [Genuine tofu goods genuine tofu] September 1, sold 30 tofu. Expenditure of 15 yuan, 30 yuan income, earn 15 yuan. September 2, sold 28 tofu. Spending 14 yuan, 28 yuan income, earn 14 yuan.