Ключевые слова: 1040, accountant, accounting, american, annual, april, background, banking, bill, budget, business, calculate, calculator, cash, coin, concept, currency, debt, declaration, document, dollar, earning, economy, federal, file, finance, financial, form, government, income, individual, investment, law, legal, money, paper, paperwork, payment, pen, profit, refund, return, revenue, savings, season, tax, taxation, time, usa,