Ni hao xiaohui, {To solve a problem} is to find a solution for it . It involves taking positive successful actions by applying certain methods (mostly mental procedures such as in the case of solving mathematical problems) to find a solution to a certain problem. This implies that the nature of the problem requires an active interference that implies systematic ways of handling things and orderly logic arrangements. Such arrangements are supposed to bring elements together and separate others in order to create and maintain a harmonious equilibrium such as the one gained by solving mathematical problems ,the same passed on human relations, working strategies or any other domain. The outcome of solving a problem could be also in the form of an explanation or a clarification. {To address a problem} Is to direct one's efforts towards a problem dealing with it verbally or in some form of artistic expression. It involves tackling the issue and managing to cope with it.The procedure is not necessarily short termed and could extend for a long period of time. { To fix a problem} Involves repairing ,adjusting and putting in order. It is prompt and short termed usually. It involves an action (unlike the abstract solution when solving a problem) of a concrete nature to put something in working order again.

"solve a problem" This is usually used for problems where the mind and logic are needed. You could solve a math problem; or you could solve a dispute between people by being clever and thinking of something new that will work. "address a problem" This is usually used where speaking or writing are needed. For instance, if someone has been late to work many times, the boss may address the problem by speaking to the employee (or sending him a written note about the problem). "fix a problem" This is usually used when action is needed. If the sink is leaking, you can fix the problem by buying new parts. If the boss tells you to fix a problem, he usually means to DO some work necessary (make calls, correct errors in a document, etc.).

A dictionary definition of the verb 'to solve ' 1. to find the solution to (a problem or question) or understand the meaning of; "did you solve the problem?"; "Work out your problems with the boss"; "this unpleasant situation isn't going to work itself out"; "did you get it?"; "Did you get my meaning?"; "He could not work the math problem" figure out, puzzle out, lick, work out, work understand - know and comprehend the nature or meaning of; "She did not understand her husband"; "I understand what she means" answer, resolve - understand the meaning of; "The question concerning the meaning of life cannot be answered" riddle - explain a riddle strike - arrive at after reckoning, deliberating, and weighing; "strike a balance"; "strike a bargain" guess, infer - guess correctly; solve by guessing; "He guessed the right number of beans in the jar and won the prize" answer - give the correct answer or solution to; "answer a question"; "answer the riddle" break - find the solution or key to; "break the code" 2. solve - find the solution; "solve an equation"; "solve for x" resolve compute, calculate, cipher, cypher, figure, reckon, work out - make a mathematical calculation or computation factorise, factorize - resolve (a polynomial) into factors 3. solve - settle, as of a debt; "clear a debt"; "solve an old debt" clear square off, square up, settle, determine - settle conclusively; come to terms; "We finally settled the argument"