Funny Math Teacher Do The Math (9x7)+4

Start the school year with a smile! This “Do The Math (9×7)+4” retro teacher humor button features colorful chalk-style lettering, playful classroom doodles, and a fun math riddle teachers love. Perfect for Back to School season, end-of-summer celebrations, classroom parties, and everyday teacher outfits. A great choice for math teachers, elementary teachers, or anyone who enjoys clever school-themed designs. Ideal for Back to School Bash events, teacher appreciation, or staff team button.