4 different chalkboard backgrounds with math formulas written on them.
The math formulas written on the chalkboard backgrounds are a bit erased/chalk-like.
The math formulas backgrounds can be useful in your powerpoint presentations as backgrounds or simply in your other projects with connection to math.
3500×2000px; 72dpi; RGB; 4 JPG files; 4 different math written backgrounds; 4 different colors; 4 chalkboards.
These backgrounds can also be useful for: web, presentation, design, desktop wallpaper, flyer background, business card background, website background etc.