Word2003 can use the formula editor to edit mathematical formulas, and the specific operations are as follows:

First, the use of tools: word2003

Second, the operation steps:

1. Enter word2003 and click "Object" in "Insert", as shown:

2. Select Microsoft Formula 3.0 in the object type, and click OK, as shown:

3. Then you can select formula elements in the formula toolbar to establish a mathematical formula, as shown in the figure: