Formulate the rules for writing formulas. What happens if you break these rules when you enter a formula?

Writing a formula in a cell begins with an equal sign. Formulas contain numbers, cell names, operation signs, parentheses, function names. The entire formula is written in a string, symbols are lined up one after another.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.