In the process of answering elementary school mathematics application questions, the formulation should be clear and correct, and the answer should be correct. Generally, you should write solutions and answers.
For complex application problems, it is best to write down the main calculation process. The purpose of the formula is to let the teacher see the source of your answer, how to come up with it, orderly and well-founded. The general steps of solving application problems are to find out the known conditions and problems, analyze the quantitative relationship, calculate continuously, test and write the answers.