How do I find total assets and total liabilities?

At the beginning of the year, Morales Company had total assets of $816,000 and total liabilities of $526,000. (Treat each item independently.) If total assets increased $178,000 during the year and total liabilities decreased $82,000, what is the amount of stockholders' equity at the end of the year? During the year, total liabilities increased $90,000 and stockholders' equity decreased $70,000. What is the amount of total assets at the end of the year? If total assets decreased $81,000 and stockholders' equity increased $117,000 during the year, what is the amount of total liabilities at the end of the year