Specific operation method:
1. First, open a blank WORD document on the computer for input.
2. Then select the input method (sogou input method) on the computer, and click the toolbox on the input method toolbar.
3. Enter the input method toolbox and select Symbol Encyclopedia.
4. Select the number symbol on the left in the symbol encyclopedia, and you will see the number symbol you want.
5. Click on the blank WORD document and enter it.