National Numeracy Day UK is celebrated on the third Wednesday in May, with this year's observance on May 20. The day aims to highlight the importance of numbers and numeracy, encouraging individuals to improve their numerical skills and confidence in dealing with numbers. Established by the non-profit organization National Numeracy, the day seeks to combat negative attitudes towards numeracy and promote everyday math abilities among people of all ages. Participants are invited to engage family, friends, educators, and employers in various activities designed to enhance numeracy skills. The initiative also emphasizes assisting others in improving their numerical abilities, fostering a greater interest in numbers within the community.