Frame the text directly and click on the superscript. Below I will demonstrate the detailed operation steps:

(computer model: MacBook Air, software version: Word 202 1)

1, open Word and box the numbers to be marked;

2. Click on the superscript above;

3. The operation of adding numbers in the upper right corner of 3.word is completed!

The above is a tutorial of adding numbers in the upper right corner of word, I hope it will help you ~