Algebra · 5 patterns
WALLPAPER⁶ — Mathematical Equations Chalkboard · Rotation
WALLPAPER⁶ — Mathematical Equations Chalkboard · Diamond
WALLPAPER⁶ — Mathematical Equations Chalkboard · Kaleidoscope
WALLPAPER⁶ — Mathematical Equations Chalkboard · Hexagon
WALLPAPER⁶ — Mathematical Equations Chalkboard · Mirror