Liz,
LEFT click twice on on the group of arrows to select an individual element.
Right click, select COPY
Find a free space and Right click, PASTE
You should now have a single arrow like this

To view this page after it is published:
https://www.southamtoday.org.uk/practice-page
Button below awaiting loading when Village Hall submit their Covid information
You can now click on this element and change the text it contains.
You can also treat the text as you do with other links: highlight and select the LINK symbol. Make sure that you are linking to a PAGE (not a document or other option)
When the link is complete, slide the new arrow into place
Job done
Testing Screen Reader Chrome. Recognising time:
7.30 pm
7:30
19:25
0730
Measurements:
25cm
10m
6x5
6 by 5
6 by 5 metres