Checking the calculation can effectively find the mistakes in the calculation process, but it is of little use to solve the mistakes in thinking. By comparing the data obtained by checking calculation (deriving conditions with results) with the original data, it is suggested whether the operation is correct.

Chinese name

calculate

kind

mathematics

Release; Emissions; issue

Check whether the result of the previous operation is correct.

spell

and so on

Pinyin: yànsuàn

Explanation: After calculating the problem, do it again with inverse operations (such as subtraction, addition, subtraction, multiplication and division, multiplication) to check whether the results of the previous operations are correct.